Troubleshoot domain errors

This page is for administrators. Teachers go here.

Errors might occur in Classroom when users—students or teachers—are on different domains.

Error messages

Error message Error occurs when What to do
1 user was not invited. You cannot invite students outside your domain to classes. A teacher can't invite students in an untrusted domain to join a class. Check your Classroom and Drive settings. See Whitelist a domain.
Oops! That code is for a class outside your domain. Please make sure you entered the correct code. A student in an untrusted domain can’t use a code to join a class in the school domain. Check your Classroom and Drive settings. See Whitelist a domain.
This file (These files) cannot be shared with the class due to a problem with your domain settings. Please contact your domain admin. A teacher or student in an untrusted domain can’t post to the class stream. Check your Drive settings. See Whitelist a domain.
This file (These files) cannot be turned in due to a problem with your domain settings. Please contact your domain admin. A student in an untrusted domain can’t turn in files for an assignment. Check your Drive settings. See Whitelist a domain.
This file (These files) cannot be unsubmitted due to a problem with your domain settings. Please contact your domain admin. A student in an untrusted domain can't unsubmit previously submitted files for an assignment. Check your Drive settings. See Whitelist a domain.
This submission (These submissions) cannot be returned due to a problem with your domain settings. Please contact your domain admin. A teacher can't return files to a student in an untrusted domain. Check your Drive settings. See Whitelist a domain.
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