'NoneType' error

[Nancyarvin]

TypeError: object of type 'NoneType' has no len(). how can I resolve this issue for getting lipid interactions?

Thanks,
Arvin

[vrishankvennapusa]

I am getting the same error, does anyone have a solution?

[pietro-sillano]

Could you provide more information on the error? I have a similar error due to the incorrect format of the gro file