QuickBooks Error 6190: How to solve in easy steps? forexagone.com

If any other user is using the company file or the file is already running on another application in single-user mode, QuickBooks may show QuickBooks error code 6190 when someone else tries to open that file in multi-user mode. Your mismatched transactions can also be the common cause of this error. When the company file is not in sync with the transaction log file (.tlg) or If any other user has made changes to the company file without updating the Transaction Log (.TLG) file, it can lead to some issues, resulting in QuickBooks 6190 error.