I also get this error 11 when I try to import a .avi video in my project. The framerate appears to be zero in the project, but 25 fps with any other program.

Here is the mediaInfo log of the file:

General
Complete name : E:\columbo.1er.partie\Inculpedemeurtre.avi
Format : AVI
Format/Info : Audio Video Interleave
File size : 702 MiB
Duration : 1h 34mn
Overall bit rate : 1 037 Kbps

Video
ID : 0
Format : MPEG-4 Visual
Format settings, BVOP : 1
Format settings, QPel : No
Format settings, GMC : No warppoints
Format settings, Matrix : Default (H.263)
Muxing mode : Packed bitstream
Codec ID : DX50
Codec ID/Hint : DivX 5
Duration : 1h 34mn
Bit rate : 900 Kbps
Width : 640 pixels
Height : 480 pixels
Display aspect ratio : 4:3
Frame rate : 25.000 fps
Color space : YUV
Chroma subsampling : 4:2:0
Bit depth : 8 bits
Scan type : Progressive
Compression mode : Lossy
Bits/(Pixel*Frame) : 0.117
Stream size : 608 MiB (87%)
Writing library : DivX 5.1.1 (Maupiti) (UTC 2003-11-19)

Audio
ID : 1
Format : MPEG Audio
Format version : Version 1
Format profile : Layer 3
Codec ID : 55
Codec ID/Hint : MP3
Duration : 1h 34mn
Bit rate mode : Constant
Bit rate : 128 Kbps
Channel(s) : 2 channels
Sampling rate : 44.1 KHz
Compression mode : Lossy
Stream size : 86.6 MiB (12%)
Alignment : Split accross interleaves
Interleave, duration : 40 ms (1.00 video frame)
Interleave, preload duration : 500 ms
Writing library : LAME3.92