running 1.5.2.37346-artful_amd64 in Ubuntu 18.04.1 LTS, received this error after:
$ insync-headless add_account -a (token here)
By adding an account, you are agreeing to our Terms and Conditions (insynchq.com/agreement). [yes/no]
yes
Error: (400, ‘{\n “error” : “invalid_grant”,\n “error_description” : “Bad Request”\n}’)
any suggestions?