| ERROR | Block verification failed for datafile string (number) |
| CAUSE | Block header checksum yields a nonzero value for the specified datafile. |
| ACTION | Verify that the datafile is correct and retry the operation. |
| ERROR | Block verification failed for datafile string (number) |
| CAUSE | Block header checksum yields a nonzero value for the specified datafile. |
| ACTION | Verify that the datafile is correct and retry the operation. |