Not able to backup or find access to your company files. Feeling irked due to QuickBooks error code 6000, 77 while attempting to access your company file? Follow the walkthrough enumerated in the forthcoming sentence to get a viable fix for the error, once and for all. There can be plethora of reasons which could lead to this QuickBooks error 6000, 77. This error is often encountered by a corrupt or damaged file that you are trying to access. To get an elaborate insight into the error and to find an apt resolution to it, ensure that you go through this article till the end.