| Computing GTI | error |
| | Error occurred while running GTI subroutine |
| Running edetect_chain | error |
| | Error occurred while runnig edectectchain subroutine |
| Producing Spectrum | error |
| | Error occurred while runnig epic spectrum subroutine |
| Producing Light Curves | error |
| | Error occurred while runnig epic light curve subroutine |
| Producing epatplot | error |
| | Error occurred while runnig epatplot subroutine |
| Running PG_gti_filter | error |
| | Error occurred while runnig MaxSNR subroutine |
| analysis option not found | error |
| | Wrong analysis option |
| source name not found | error |
| | Source name parameter not found |
| obsid not found | error |
| | Observation ID not found |