Hi Pablo, sorry to hear that you have faced this issue.
As per the screenshot 01, it seems like you haven’t saved the moodle site url.
So, first you need to save the Moodle site url and then you need to run the test connection.
Hello,
I have the same problem du to a function can’t be find in moodle.
My moodle don’t find this code “auth_moowoodle_user_sync_get_all_users_data” and the test connexion failed. Have you got an isue please ?