# Some problems in doing PRODIGY

**URL:** <https://ask.bioexcel.eu/t/some-problems-in-doing-prodigy/3187>\
**Category:** PRODIGY\
**Created:** [August 1, 2021, 8:12am UTC](https://ask.bioexcel.eu/t/some-problems-in-doing-prodigy/3187 "2021-08-01T08:12:53Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![xiaobingzi](https://avatars.discourse-cdn.com/v4/letter/x/bbe5ce/32.png) [@xiaobingzi](https://ask.bioexcel.eu/u/xiaobingzi)\
**Post date:** [August 1, 2021, 8:12am UTC](https://ask.bioexcel.eu/t/some-problems-in-doing-prodigy/3187/1 "2021-08-01T08:12:54Z")

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Running Prodigy for structure 500000  
ERROR:  
[!] Error when running freesasa:  
[!] Error: Radius array is \<= 0 for the residue: ILE ,atom: CD

I use notepad++ change CD ILE to CD1 ILE but it shows：

Error during parsing the input sructure: (500000(1).pdb - invalid literal for int() with base 10: ““A””)