If the error disappears in Safe Mode, a third-party app you downloaded is definitely the cause. You can then uninstall apps one by one to find the source.
Locate the application associated with the "datagamerar" string. Clear Cache Clear Data comdatagamerar fix
: Navigate to your MTGA local data folder. If a set data file (e.g., NEO_QuickDraft_Data.json ) is around , it is incomplete and needs to be replaced. Force Re-download If the error disappears in Safe Mode, a
: When extracting with WinRAR, look for the Miscellaneous tab in the extraction path window. Check the box for Keep broken files . This allows WinRAR to save whatever data it can successfully read instead of deleting the partial file after the error. Clear Cache Clear Data : Navigate to your
If you are seeing "Archive is Corrupt" or extraction errors, try these steps: Repair with WinRAR Open the file in in the top menu and select Repair archive