Backup software often creates .lock or .lck files to manage concurrency.
This forces your game launcher to scan for missing or corrupted segments and redownload them automatically. unable to open bigfile bigfile000 exclusive
The error message "unable to open bigfile bigfile000 exclusive" Backup software often creates
Would you like a shorter version for a release note or a mockup of the dialog UI? unable to open bigfile bigfile000 exclusive