Comment 15 for bug 1747646

The same error happens with Duplicity on the command line, but it sucks less because resuming works.

$ duplicity --exclude=/home/<me>/{.cache,kolab,box.iu,Download/releases} --encrypt-key <mykey> /home/<me>/ gio+google-drive://<user>@gmail.com/<my_hostname>
Local and Remote metadata are synchronized, no sync needed.
Last full backup date: none
No signatures found, switching to full backup.
Error accessing possibly locked file /home/<me>/Documents/<somedir>/<somefile>.pdf
Attempt 1 failed. Error: Authentication required: {
 "error": {
  "errors": [
   {
    "domain": "global",
    "reason": "authError",
    "message": "Invalid Credentials",
    "locationType": "header",
    "location": "Authorization"
   }
  ],
  "code": 401,
  "message": "Invalid Credentials"
 }
}

Attempt 2 failed. Error: Authentication required: {
 "error": {
  "errors": [
   {
    "domain": "global",
    "reason": "authError",
    "message": "Invalid Credentials",
    "locationType": "header",
    "location": "Authorization"
   }
  ],
  "code": 401,
  "message": "Invalid Credentials"
 }
}

Attempt 3 failed. Error: Authentication required: {
 "error": {
  "errors": [
   {
    "domain": "global",
    "reason": "authError",
    "message": "Invalid Credentials",
    "locationType": "header",
    "location": "Authorization"
   }
  ],
  "code": 401,
  "message": "Invalid Credentials"
 }
}

Attempt 4 failed. Error: Authentication required: {
 "error": {
  "errors": [
   {
    "domain": "global",
    "reason": "authError",
    "message": "Invalid Credentials",
    "locationType": "header",
    "location": "Authorization"
   }
  ],
  "code": 401,
  "message": "Invalid Credentials"
 }
}

Giving up after 5 attempts. Error: Authentication required: {
 "error": {
  "errors": [
   {
    "domain": "global",
    "reason": "authError",
    "message": "Invalid Credentials",
    "locationType": "header",
    "location": "Authorization"
   }
  ],
  "code": 401,
  "message": "Invalid Credentials"
 }
}

$ duplicity --exclude=/home/<me>/{.cache,kolab,box.iu,Download/releases} --encrypt-key <mykey> /home/<me>/ gio+google-drive://<user>@gmail.com/<my_hostname>
Local and Remote metadata are synchronized, no sync needed.
Last full backup left a partial set, restarting.
Last full backup date: Mon Dec 31 15:56:49 2018
GnuPG passphrase:
RESTART: Volumes 220 to 221 failed to upload before termination.
         Restarting backup at volume 220.
Restarting after volume 219, file Music/<band>/<album>/<track>.flac, block 209
Error accessing possibly locked file /home/<me>/Documents/<somedir>/<somefile>.pdf