| filesNonCompatible | error |
| | Input files are non-compatible (file type, DATAMODE) |
| filesNonCompatible | warning |
| | Input files not entirely compatible (INSTRUME, FILTER)
corrective action: Input files are merged - care should be
taken as to subsequent use |
| noExposureMerge | warning |
| | Input files are from different instruments - EXPOSURE extensions not merged
corrective action: Different instrument Exposure extensions not merged |
| noGTIMerge | warning |
| | Input files are from different instruments - GTI extensions not merged
corrective action: Different instrument GTI extensions not merged |
| largePointingOffset | warning |
| | Pointings are offset by a significantly large
amount
corrective action: Reprojection is performed - care should be taken
as to subsequent use |
| noExtension | warning |
| |
extension does not exist in one or both files - not merging
corrective action: Particular extension is not merged into output file |
| noTimeColumn | warning |
| | TIME column missing in one file - cannot establish order
corrective action: Files are merged in the user-input
order |
| noColumn | warning |
| |
Column `Column name' missing in one file - not merging
corrective action: Particular column is not merged into output file |
| noXYColumns | warning |
| |
X and/or Y columns do not exist in one or both input files -
no reprojecting
corrective action: Coordinate reprojection is not performed |
| fileTimeOverlap | warning |
| | Files overlap in time - some TIME keywords cannot be correctly calculated
corrective action: Calculation of some keywords not performed - ONTIME, LIVETIME
etc |
| tooManyColumns | warning |
| | Too many columns given on command line
corrective action: Only first 12 user-specified columns will be copied |