| noEvents | error |
| | No EVENTS extension in input data set |
| noPattern | error |
| | No PATTERN column in input data set |
| noPi | error |
| | No PI column in input data set |
| emptyInput | error |
| | No events in input data set |
| isnotEPIC | error |
| | Instrument is not EPIC, model curves are available only for EPIC |
| noSignal | error |
| | No net signal in input set. Wrong backscal parameter ? |
| noSignal | warning |
| | "No net signal in observed-to-model fractions band. Wrong energy range ?
corrective action: set appropriate energy band |
| noRAWX | warning |
| | No RAWX column in input data set
corrective action: continue |
| noRAWY | warning |
| | No RAWY column in input data set
corrective action: use mean value for chip |
| sigmaTooLarge | warning |
| | not enough statistics for at least 1 bin for this pattern type
corrective action: continue or decrease sigma |
| noFlag | warning |
| | No FLAG column in input data set
but requested via withflag=Y
corrective action: continue without FLAG selection |
| noCCDnr | warning |
| | No CCDNR column in input data set
corrective action: continue, unsual event file |
| noBADPIX | warning |
| | No bad pixel extension found in input data set
corrective action: continue without requested flag output map |
| noOFFSET | warning |
| | No offset column extension found in input data set
corrective action: continue without these flags in requested output map |
| isnotEPN | warning |
| | parameter setting only implemented for EPIC pn
corrective action: continue with xaxisadu=N |
| InvalidUserMode | warning |
| | Usermode 5 not supported for PN
corrective action: set correct usermode |