The system account is unable to connect to NextCloud, so folders for this activity will not be created. Please inform the administrator about this.

[Ludovicis]

Hello,

when I connect with the moodle administrator (not using oauth) and when I use collaborative folder; I have the following error message:
The system account is unable to connect to NextCloud, so folders for this activity will not be created. Please inform the administrator about this.

Moodle 3.8.1+ (Build: 20200124)
Nextcloud 18.0.1

Log moodle apache:
[Thu Feb 27 15:51:41.725329 2020] [proxy_fcgi:error] [pid 1107:tid 139974150137600] [client ] AH01071: Got error 'PHP message: [client ] https://domaine Invalid Login Token: user Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.122 Safari/537.36\n', referer: https://domaine/