A corporate file error known as "QuickBooks Error -6123, 0" arises when QuickBooks Desktop is unable to open the file, usually as a result of file corruption or network problems. This mistake may make it difficult to access data and collaborate. Fixing it can entail repairing the company file, restoring a backup, or resolving network configuration issues. For quick help, contact our QuickBooks Experts Team at 1.855.738.2784 or through chat.