Append spreadsheet values... The caller does not have permission

[ats3788]

Reading works perfect but when I try to write to the Spreadsheet I get
Append spreadsheet values...

The caller does not have permission
I don't have a clue wehre to change this in the Google docs spreadsheet

[mobizt]

You can't edit the spreadsheet that wasn't created by the service account (this library).

The spreadsheet that only create using service account (this library) can be modified.

ESP-Google-Sheet-Client/examples/Spreadsheets/Create/Create.ino

Line 181 in 1398e59

bool success = GSheet.create(&response /* returned response */, &spreadsheet /* spreadsheet object */, USER_EMAIL /* your email that this spreadsheet shared to */);