# PEM2 Error Codes *<-Back to* [*eClimateNotebook and PEM2 Tips & Tricks*](https://preservation.library.harvard.edu/eclimatenotebook-and-pem2-tips-tricks-huid-only) --- SortPEM2 Serial Number RangeCodeExplanationP2_00001 to P2_05289 60 USB system error, try different USB drive P2_00001 to P2_05289 61 Do not use USB hub P2_00001 to P2_05289 62 USB device not supported P2_00001 to P2_05289 63 USB system error, try different USB drive P2_00001 to P2_05289 64 USB system error, try different USB drive P2_00001 to P2_05289 65 USB system error, try different USB drive P2_00001 to P2_05289 66 USB system error, try different USB drive P2_00001 to P2_05289 70 File write failure P2_00001 to P2_05289 71 File write failure P2_00001 to P2_05289 72 File write failure P2_00001 to P2_05289 73 File write failure P2_00001 to P2_05289 74 File write failure P2_00001 to P2_05289 75 File write failure P2_00001 to P2_05289 76 File write failure P2_00001 to P2_05289 77 File write failure P2_00001 to P2_05289 78 USB system error, try different USB drive P2_00001 to P2_05289 80 PEM2 system error P2_00001 to P2_05289 81 PEM2 system error P2_00001 to P2_05289 82 PEM2 system error P2_00001 to P2_05289 83 PEM2 system error P2_00001 to P2_05289 84 PEM2 system error P2_00001 to P2_05289 85 PEM2 system error P2_00001 to P2_05289 86 PEM2 system error P2_00001 to P2_05289 87 PEM2 system error P2_00001 to P2_05289 88 PEM2 system error P2_00001 to P2_05289 90 USB system error, format drive P2_00001 to P2_05289 97 USB system error, try different USB drive P2_00001 to P2_05289 98 USB system error, try different USB drive P2_00001 to P2_05289 99 USB system error, format drive P2_05290 to P2_14509 11 Bad reset of PEM P2_05290 to P2_14509 12 Bad display mode given P2_05290 to P2_14509 13 Bad serial number given P2_05290 to P2_14509 60 USB system error, try different USB drive P2_05290 to P2_14509 61 Do not use USB hub P2_05290 to P2_14509 62 USB device not supported P2_05290 to P2_14509 63 USB system error, try different USB drive P2_05290 to P2_14509 64 USB system error, try different USB drive P2_05290 to P2_14509 65 USB system error, try different USB drive P2_05290 to P2_14509 66 USB system error, try different USB drive P2_05290 to P2_14509 70 File write failure P2_05290 to P2_14509 71 File write failure P2_05290 to P2_14509 72 File write failure P2_05290 to P2_14509 73 File write failure P2_05290 to P2_14509 74 File write failure P2_05290 to P2_14509 75 File write failure P2_05290 to P2_14509 76 File write failure P2_05290 to P2_14509 77 File write failure P2_05290 to P2_14509 78 USB system error, try different USB drive P2_05290 to P2_14509 80 PEM2 system error P2_05290 to P2_14509 81 PEM2 system error P2_05290 to P2_14509 82 PEM2 system error P2_05290 to P2_14509 83 PEM2 system error P2_05290 to P2_14509 84 PEM2 system error P2_05290 to P2_14509 85 PEM2 system error P2_05290 to P2_14509 86 PEM2 system error P2_05290 to P2_14509 87 PEM2 system error P2_05290 to P2_14509 88 PEM2 system error P2_05290 to P2_14509 90 USB system error, format drive P2_05290 to P2_14509 96 USB system error, format drive P2_05290 to P2_14509 97 USB system error, try different USB drive P2_05290 to P2_14509 98 USB system error, try different USB drive P2_05290 to P2_14509 99 USB system error, format drive P2_15000 and above 1 PEM2 system error P2_15000 and above 2 PEM2 system error P2_15000 and above 3 PEM2 system error P2_15000 and above 4 PEM2 system error P2_15000 and above 5 PEM2 system error P2_15000 and above 6 PEM2 system error P2_15000 and above 7 PEM2 system error P2_15000 and above 8 PEM2 system error P2_15000 and above 9 PEM2 system error P2_15000 and above 10 PEM2 system error P2_15000 and above 11 PEM2 system error P2_15000 and above 12 PEM2 system error P2_15000 and above 13 PEM2 system error P2_15000 and above 14 PEM2 system error P2_15000 and above 15 PEM2 system error P2_15000 and above 16 PEM2 system error P2_15000 and above 17 PEM2 system error P2_15000 and above 18 PEM2 system error P2_15000 and above 19 PEM2 system error P2_15000 and above 20 PEM2 system error P2_15000 and above 21 PEM2 system error P2_15000 and above 22 PEM2 system error P2_15000 and above 23 PEM2 system error P2_15000 and above 24 PEM2 system error P2_15000 and above 25 PEM2 system error P2_15000 and above 26 PEM2 system error P2_15000 and above 27 PEM2 system error P2_15000 and above 28 PEM2 system error P2_15000 and above 29 PEM2 system error P2_15000 and above 30 PEM2 system error P2_15000 and above 31 PEM2 system error P2_15000 and above 32 PEM2 system error P2_15000 and above 33 PEM2 system error P2_15000 and above 34 PEM2 system error P2_15000 and above 35 PEM2 system error P2_15000 and above 36 PEM2 system error P2_15000 and above 37 PEM2 system error P2_15000 and above 38 PEM2 system error P2_15000 and above 41 PEM2 system error P2_15000 and above 42 PEM2 system error P2_15000 and above 43 PEM2 system error P2_15000 and above 44 PEM2 system error *-logger stuck on an internal command, try uploading a* [*command file*](https://harvardwiki.atlassian.net/wiki/download/attachments/149127873/command.pm2?version=1&modificationDate=1734113789129&cacheVersion=1&api=v2) *to reset it* *-perform another data download (delete command file from thumbdrive first!)* *-if upload does not work to remove 44 error, it may need to be sent back to IPI* *-LT/PA Nov 2017* P2_15000 and above 50 PEM2 system error P2_15000 and above 51 PEM2 system error P2_15000 and above 52 PEM2 system error P2_15000 and above 59 PEM2 system error *Logger file does not upload to USB drive. Per IPI this may represent a potential issue with the microchip. Needs to be returned to IPI for repair* *-LT July 2018* P2_15000 and above 60 USB system error, try different USB drive P2_15000 and above 61 Do not use USB hub P2_15000 and above 62 USB device not supported P2_15000 and above 63 USB system error, try different USB drive P2_15000 and above 64 USB system error, try different USB drive P2_15000 and above 65 USB system error, try different USB drive P2_15000 and above 66 USB system error, try different USB drive P2_15000 and above 70 File write failure P2_15000 and above 71 File write failure P2_15000 and above 72 File write failure P2_15000 and above 73 File write failure P2_15000 and above 74 File write failure P2_15000 and above 75 File write failure P2_15000 and above 76 File write failure P2_15000 and above 77 File write failure P2_15000 and above 78 USB system error, try different USB drive P2_15000 and above 80 PEM2 system error P2_15000 and above 81 PEM2 system error P2_15000 and above 82 PEM2 system error P2_15000 and above 83 PEM2 system error P2_15000 and above 84 PEM2 system error P2_15000 and above 86 PEM2 system error P2_15000 and above 87 PEM2 system error P2_15000 and above 88 PEM2 system error P2_15000 and above 91 PEM2 system error P2_15000 and above 96 USB system error, try different USB drive P2_15000 and above 97 USB system error, try different USB drive P2_15000 and above 98 USB system error, try different USB drive P2_15000 and above 99 USB system error, try different USB drive --- *<-Back to* [*eClimateNotebook and PEM2 Tips & Tricks*](https://preservation.library.harvard.edu/eclimatenotebook-and-pem2-tips-tricks-huid-only)