"CExBackup::backupStorageGroupLog:HrESEBackupGetLogAndPatchFiles: Error Number 0xc8000232: Some log or patch files are missing"
"CExBackup::backupStorageGroupLog:HrESEBackupGetLogAndPatchFiles: Error Number 0xc8000232: Some log or patch files are missing"
If you have just disabled the MS Exchange circular logging option, please try running a full backup again, this should fix the problem.