So many solutions are recommended for multiple error codes. You need to follow these steps , If you get errors when trying to open QuickBooks Company file.
Error message appears as: We are sorry QuickBooks application encountered a problem.
Note: Many at times this is issue could be fixed by restarting QuickBooks Application or you may try to Run this as an administrator.
Download and Run QuickBooks file doctor a very useful tool to resolve so many issues in just a few clicks.
After performing the first two solutions , If still you are unable to fix this error. The last solution would be renaming .ND and .TLG files. .ND and .TLG files are an integral part of QuickBooks Multi user which allow users to access company files over network. When there’s an issue or corruption with these files which cause this issue sometimes and if you try to rename these files directly, This could also cause major data damage. To avoid such it’s always recommended to use QuickBooks Database server manager to scan the entire file. Follow these steps to resolve this issue :
1: To rename .ND and .TLG file open the folder which contains company file
C:\Users\Public\Public Documents\Intuit\QuickBooks\Company Files
2: Inside company file find two files by the extension .ND and .TLG
3: Rename these files by doing Right click on these files.Once you are done with this please restart your QuickBooks to check that issue has been resolved or not.
Note: This solution is only applicable for single user QuickBooks Desktop application.