Python error must be str not nonetype

Describes the cause and action for error messages.


Error Message(English):
error must be str not nonetype

Resolution


関連リンク


Error: "must be str, not NoneType" with os.environ.get('SECURITY ...
https://stackoverflow.com/questions/48734237/error-must-be-str-not-nonetype-with-os-environ-getsecur・・・

TypeError: must be str, not NoneType ・ Issue #5 ・ postmarketOS ...
https://github.com/postmarketOS/pmbootstrap/issues/5



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