| BufferFull | error |
| | 10000 detections: source buffer overflow |
| MissingParameter | error |
| | Missing input file name |
| FileMismatch | error |
| | Inconsistent number of input images |
| FileMismatch | error |
| | Inconsistent instruments or bands |
| WrongInst | error |
| | Unknown instrument |
| SizeMismatch | error |
| | Image has wrong size |
| WrongType | error |
| | Input image has wrong type |
| MissingAttribute | warning |
| | Keyword
is missing in input file
corrective action: Keyword is not copied to output file |
| ImageZero | fatal |
| | Input image contains no photon (not yet implemented) |
| MapMismatch | fatal |
| | usemap true and background map contains values less or
equal 0 within area marked for source searching (not yet implemented) |
| MapMismatch | fatal |
| | withexpimage true and exposure image contains values less or equal 0
within area marked for source searching (not yet implemented) |
| MissingKeyword | fatal |
| | Input images, background maps, and exposure maps have non-matching
telescope, instrument, and energy band keywords |
| MapMismatch | fatal |
| | Input images, background maps, detection mask, or exposure maps
have different pixel sizes, image sizes, center coordinates
(RA, Dec), or north vectors (not yet implemented) |