QuickBooks Error Code 80070057 Is it happening for you? Try opening a company file to see if this error pops up. The erroneous file extension, corrupted corporate file, or limited file access are the primary causes of this issue. It may be possible to fix this problem by manually modifying the file extension, using the QuickBooks File Doctor tool, or updating QuickBooks to the most recent version. Visit our blog for a thorough how-to on resolving this issue. QuickBooks Error Code 80070057 can be fixed using our step-by-step instructions.