| noINST | error |
| | Instrument from image must be M1/M2/PN |
| elowGEehigh | error |
| | Parameter elow must be less than ehigh |
| linesNEgnorms | error |
| | Number of lines must equal number of Gnorm values |
| IMGneSPEC | error |
| | Input Image and Spectrum have different OBSID/EXPID/INST/ORBIT |
| PostCCD6Loss | warning |
| | CCD6 was selected but orbit after 961
corrective action: ccds(6) set to F |