libmtp / Bugs / #1905 Device 0 (VID=0a9d and PID=ff40) is UNKNOWN in libmtp v1.1.18.

Library to access MTP players (Mp3 players, Android Phones)
#1905 Device 0 (VID=0a9d and PID=ff40) is UNKNOWN in libmtp v1.1.18.
Milestone: 1.1.18
Status: closed
Owner: Marcus Meissner
Labels: Unknown device (16)
Priority: 1
Updated: 2021-09-14
Created: 2021-08-29
Creator: Eric Johnson
Private: No
Hello MTP Dev. Team,
Just adding a new UNKNOWN device here. Output from mtp-detect below.Please let me know if theres anything else I can do!
ej@localhost:/mnt/1TB_HDD> mtp-detect 
libmtp version: 1.1.18

Listing raw device(s)
Device 0 (VID=0a9d and PID=ff40) is UNKNOWN in libmtp v1.1.18.
Please report this VID/PID and the device model to the libmtp development team
   Found 1 device(s):
   0a9d:ff40 @ bus 4, dev 10
Attempting to connect device(s)
Android device detected, assigning default bug flags
USB low-level info:
   bcdUSB: 512
   bDeviceClass: 0
   bDeviceSubClass: 0
   bDeviceProtocol: 0
   idVendor: 0a9d
   idProduct: ff40
   IN endpoint maxpacket: 512 bytes
   OUT endpoint maxpacket: 512 bytes
   Raw device info:
      Bus location: 4
      Device number: 10
      Device entry info:
         Vendor: (null)
         Vendor id: 0x0a9d
         Product: (null)
         Vendor id: 0xff40
         Device flags: 0x18008106
Configuration 0, interface 0, altsetting 0:
   Interface description contains the string "MTP"
   Device recognized as MTP, no further probing.
Device info:
   Manufacturer: Xiaomi
   Model: POCO X3 Pro
   Device version: 1.0
   Serial number: E213A5AE4291FD4ABC6714EDC3EB6550
   Vendor extension ID: 0x00000006
   Vendor extension description: microsoft.com: 1.0; android.com: 1.0;
   Detected object size: 64 bits
   Extensions:
        microsoft.com: 1.0
        android.com: 1.0
Supported operations:
   1001: Get device info
   1002: Open session
   1003: Close session
   1004: Get storage IDs
   1005: Get storage info
   1006: Get number of objects
   1007: Get object handles
   1008: Get object info
   1009: Get object
   100a: Get thumbnail
   100b: Delete object
   100c: Send object info
   100d: Send object
   1010: Reset device
   1014: Get device property description
   1015: Get device property value
   1016: Set device property value
   1017: Reset device property value
   1019: Move object
   101a: Copy object
   101b: Get partial object
   9801: Get object properties supported
   9802: Get object property description
   9803: Get object property value
   9804: Set object property value
   9805: Get object property list
   95c1: Get Partial Object (64bit Offset)
   95c2: Send Partial Object
   95c3: Truncate Object
   95c4: Begin Edit Object
   95c5: End Edit Object
Events supported:
   0x4002: ObjectAdded
   0x4003: ObjectRemoved
   0x4004: StoreAdded
   0x4005: StoreRemoved
   0x4006: DevicePropChanged
   0x4007: ObjectInfoChanged
Device Properties Supported:
   0xd401: Synchronization Partner
   0xd402: Friendly Device Name
   0x5003: Image Size
   0x5001: Battery Level
   0xd407: Perceived Device Type
Playable File (Object) Types and Object Properties Supported:
   3000: Undefined Type
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
   3001: Association/Directory
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
   3004: Text
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
   3005: HTML
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
   3008: MS Wave
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc46: Artist STRING data type READ ONLY GROUP 0x0
      dc9a: Album Name STRING data type READ ONLY GROUP 0x0
      dc9b: Album Artist STRING data type READ ONLY GROUP 0x0
      dc8b: Track UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc99: Original Release Date STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc89: Duration UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc8c: Genre STRING data type READ ONLY GROUP 0x0
      dc96: Composer STRING data type READ ONLY GROUP 0x0
      de99: Audio WAVE Codec UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      de92: Bit Rate Type UINT16 data type enumeration: 1, 2,  READ ONLY GROUP 0x0
      de9a: Audio Bit Rate UINT32 data type range: MIN 1, MAX 12288000, STEP 1 READ ONLY GROUP 0x0
      de94: Number Of Channels UINT16 data type enumeration: 1, 2, 3, 4, 5, 6, 7, 8, 9,  READ ONLY GROUP 0x0
      de93: Sample Rate UINT32 data type range: MIN 8000, MAX 192000, STEP 1 READ ONLY GROUP 0x0
   3009: MP3
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc46: Artist STRING data type READ ONLY GROUP 0x0
      dc9a: Album Name STRING data type READ ONLY GROUP 0x0
      dc9b: Album Artist STRING data type READ ONLY GROUP 0x0
      dc8b: Track UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc99: Original Release Date STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc89: Duration UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc8c: Genre STRING data type READ ONLY GROUP 0x0
      dc96: Composer STRING data type READ ONLY GROUP 0x0
      de99: Audio WAVE Codec UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      de92: Bit Rate Type UINT16 data type enumeration: 1, 2,  READ ONLY GROUP 0x0
      de9a: Audio Bit Rate UINT32 data type range: MIN 1, MAX 12288000, STEP 1 READ ONLY GROUP 0x0
      de94: Number Of Channels UINT16 data type enumeration: 1, 2, 3, 4, 5, 6, 7, 8, 9,  READ ONLY GROUP 0x0
      de93: Sample Rate UINT32 data type range: MIN 8000, MAX 192000, STEP 1 READ ONLY GROUP 0x0
   300b: MPEG
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc46: Artist STRING data type READ ONLY GROUP 0x0
      dc9a: Album Name STRING data type READ ONLY GROUP 0x0
      dc89: Duration UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc48: Description STRING data type READ ONLY GROUP 0x0
   3801: JPEG
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc48: Description STRING data type READ ONLY GROUP 0x0
   3802: TIFF EP
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
   3804: BMP
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc48: Description STRING data type READ ONLY GROUP 0x0
   3807: GIF
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc48: Description STRING data type READ ONLY GROUP 0x0
   3808: JFIF
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
   380b: PNG
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc48: Description STRING data type READ ONLY GROUP 0x0
   380d: TIFF
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
   b901: WMA
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc46: Artist STRING data type READ ONLY GROUP 0x0
      dc9a: Album Name STRING data type READ ONLY GROUP 0x0
      dc9b: Album Artist STRING data type READ ONLY GROUP 0x0
      dc8b: Track UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc99: Original Release Date STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc89: Duration UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc8c: Genre STRING data type READ ONLY GROUP 0x0
      dc96: Composer STRING data type READ ONLY GROUP 0x0
      de99: Audio WAVE Codec UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      de92: Bit Rate Type UINT16 data type enumeration: 1, 2,  READ ONLY GROUP 0x0
      de9a: Audio Bit Rate UINT32 data type range: MIN 1, MAX 12288000, STEP 1 READ ONLY GROUP 0x0
      de94: Number Of Channels UINT16 data type enumeration: 1, 2, 3, 4, 5, 6, 7, 8, 9,  READ ONLY GROUP 0x0
      de93: Sample Rate UINT32 data type range: MIN 8000, MAX 192000, STEP 1 READ ONLY GROUP 0x0
   b902: OGG
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc46: Artist STRING data type READ ONLY GROUP 0x0
      dc9a: Album Name STRING data type READ ONLY GROUP 0x0
      dc9b: Album Artist STRING data type READ ONLY GROUP 0x0
      dc8b: Track UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc99: Original Release Date STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc89: Duration UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc8c: Genre STRING data type READ ONLY GROUP 0x0
      dc96: Composer STRING data type READ ONLY GROUP 0x0
      de99: Audio WAVE Codec UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      de92: Bit Rate Type UINT16 data type enumeration: 1, 2,  READ ONLY GROUP 0x0
      de9a: Audio Bit Rate UINT32 data type range: MIN 1, MAX 12288000, STEP 1 READ ONLY GROUP 0x0
      de94: Number Of Channels UINT16 data type enumeration: 1, 2, 3, 4, 5, 6, 7, 8, 9,  READ ONLY GROUP 0x0
      de93: Sample Rate UINT32 data type range: MIN 8000, MAX 192000, STEP 1 READ ONLY GROUP 0x0
   b903: AAC
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc46: Artist STRING data type READ ONLY GROUP 0x0
      dc9a: Album Name STRING data type READ ONLY GROUP 0x0
      dc9b: Album Artist STRING data type READ ONLY GROUP 0x0
      dc8b: Track UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc99: Original Release Date STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc89: Duration UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc8c: Genre STRING data type READ ONLY GROUP 0x0
      dc96: Composer STRING data type READ ONLY GROUP 0x0
      de99: Audio WAVE Codec UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      de92: Bit Rate Type UINT16 data type enumeration: 1, 2,  READ ONLY GROUP 0x0
      de9a: Audio Bit Rate UINT32 data type range: MIN 1, MAX 12288000, STEP 1 READ ONLY GROUP 0x0
      de94: Number Of Channels UINT16 data type enumeration: 1, 2, 3, 4, 5, 6, 7, 8, 9,  READ ONLY GROUP 0x0
      de93: Sample Rate UINT32 data type range: MIN 8000, MAX 192000, STEP 1 READ ONLY GROUP 0x0
   b982: MP4
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
   b983: MP2
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
   b984: 3GP
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc46: Artist STRING data type READ ONLY GROUP 0x0
      dc9a: Album Name STRING data type READ ONLY GROUP 0x0
      dc89: Duration UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc48: Description STRING data type READ ONLY GROUP 0x0
   ba05: Abstract Audio Video Playlist
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
   ba10: WPL Playlist
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
   ba11: M3U Playlist
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
   ba14: PLS Playlist
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
   ba82: XMLDocument
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
   b906: FLAC
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
   3811: DNG
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc48: Description STRING data type READ ONLY GROUP 0x0
   3812: Unknown(3812)
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc03: Protection Status UINT16 data type ANY 16BIT VALUE form READ ONLY GROUP 0x0
      dc04: Object Size UINT64 data type READ ONLY GROUP 0x0
      dc07: Object File Name STRING data type GET/SET GROUP 0x0
      dc09: Date Modified STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY GROUP 0x0
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY GROUP 0x0
      dc44: Name STRING data type READ ONLY GROUP 0x0
      dce0: Display Name STRING data type READ ONLY GROUP 0x0
      dc4e: Date Added STRING data type DATETIME FORM READ ONLY GROUP 0x0
      dc48: Description STRING data type READ ONLY GROUP 0x0
Storage Devices:
   StorageID: 0x00010001
      StorageType: 0x0004 removable RAM storage
      FilesystemType: 0x0002 generic hierarchical
      AccessCapability: 0x0000 read/write
      MaxCapacity: 62503518208
      FreeSpaceInBytes: 3480616960
      FreeSpaceInObjects: 1073741824
      StorageDescription: disk
      VolumeIdentifier: (null)
   StorageID: 0x00020001
      StorageType: 0x0003 fixed RAM storage
      FilesystemType: 0x0002 generic hierarchical
      AccessCapability: 0x0000 read/write
      MaxCapacity: 114970046464
      FreeSpaceInBytes: 94221291520
      FreeSpaceInObjects: 1073741824
      StorageDescription: Internal shared storage
      VolumeIdentifier: (null)
Special directories:
   Default music folder: 0xffffffff
   Default playlist folder: 0xffffffff
   Default picture folder: 0xffffffff
   Default video folder: 0xffffffff
   Default organizer folder: 0xffffffff
   Default zencast folder: 0xffffffff
   Default album folder: 0xffffffff
   Default text folder: 0xffffffff
MTP-specific device properties:
   Friendly name: (NULL)
   Synchronization partner: (NULL)
   Battery level 51 of 100 (50%)
libmtp supported (playable) filetypes:
   Folder
   Text file
   HTML file
   RIFF WAVE file
   ISO MPEG-1 Audio Layer 3
   MPEG video stream
   JPEG file
   BMP bitmap file
   GIF bitmap file
   JFIF file
   Portable Network Graphics
   TIFF bitmap file
   Microsoft Windows Media Audio
   Ogg container format
   Advanced Audio Coding (AAC)/MPEG-2 Part 7/MPEG-4 Part 3
   MPEG-4 Part 14 Container Format (Audio+Video Emphasis)
   ISO MPEG-1 Audio Layer 2
   Abstract Playlist file
   XML file
   Free Lossless Audio Codec (FLAC)
OK.
Discussion

Marcus Meissner - 2021-09-14

status: open --> closed

assigned_to: Marcus Meissner
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Marcus Meissner - 2021-09-14

will be in next release

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Anonymous
Device 0 (VID=0a9d and PID=ff40) is UNKNOWN in libmtp v1.1.18.

Library to access MTP players (Mp3 players, Android Phones)

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#1905 Device 0 (VID=0a9d and PID=ff40) is UNKNOWN in libmtp v1.1.18.

Discussion
