This error isn’t related to your QuickBooks file at all, it’s a Windows/runtime issue. The qbmapi64.exe entry point error with D3DCOMPILER_47.dll and CxxFrameHa...
This usually happens because the upgrade process exposes existing corruption in the old file, rather than 2021 actually damaging a clean file. When you move fro...
This kind of loop usually means there is a small underlying issue in the data file that QuickBooks can detect but not fully fix. So Verify keeps flagging it, wh...
That advice is partly right but a bit oversimplified. With something as old as QB 5.0 (1999), you usually can’t jump straight to 2006 you need step-by-step upgr...
If your old Enterprise file is healthy, Intuit’s New Company from Existing Company File option can copy basic lists COA, customers, vendors, items, employees, b...