Jay S

O. M. F. G. I . . . am . . . an . . . .idiot. It was indeed user error. I was transposing a letter for a number the whole time. Pretty sure I'm getting early onset dementia. My sincere apologies to the OP of this thread and wellread1 and Paul for wasting your time on this. Please ban me from this forum. I think I'd better have my kid take away my keys to my computer as I have clearly forgotten how to use it- UGH! (Seriously - maybe delete my part of the thread here so someone else doesn't waste their...

Using 2.x. "The composite key is invalid" message was the only one I got during my attempts to open the database yesterday. Just shut down KeePass and tried to restart - not working again. Won't accept password. Tried shutting PC down and doing a hard reboot - again not working. Tried unplugging the USB from the PC and plugging it back in, restarting the program - no luck. Very odd. Likely user error somewhere here I'll keep working at it here. Thanks again for the help - it is appreciated.

Using 2.x. "The composite key is invalid" message was the only one I got during my attempts to open the database yesterday. Just shut down KeePass and tried to restart - not working again. Won't accept password. Tried shutting PC down and doing a hard reboot - again not working. Tried unplugging the USB from the PC and plugging it back in, restarting the program - no luck. Very odd. I'll keep working at it here. Thanks again for the help - it is appreciated.

Thanks guys, I appreciate your help here. I'm not getting any error messages so I must be losing my mind. Thanks again, UPDATE: Don't know what difference this makes but . . . I just opened the database using the correct password that had failed several times yesterday. Yesterday, I needed to move the USB drive containing the mobile KeePass program and database to another computer, so I went through the "eject media" process in Windows 10, and plugged the USB into the other PC - that's when the database...

Thanks guys, I appreciate your help here. I'm not getting any error messages so I must be losing my mind. Thanks again, Jay

Semi thread hijack but still on topic: Is there any way to tell if the database has been corrupted? I'm now having a similar issue to Romi (correct password will not open database). I ran the Repair Mode option. It took the password for the imported database, but just imported an empty folder.