Hello there, everyone. I'm Alex Poter, solving technical queries of QB. Several Quickbooks users are baffled as to why they are seeing this notice. What caused 'QuickBooks Error 80070057'? As per the QuickBooks Error, you do not have the necessary permissions to edit or remove QuickBooks files in the chosen location. QuickBooks may fail to read your company file owing to a changed extension, leading to the error message.