I understand that the error itself says to post it in the developer forum however, the information based on the error code is not available from our end. You can always reach out to the trailhead support team as they can only check the actual error behind the error code with their internal tools.
Kindly let me know if it helps you and close your query by marking it as solved so that it can help others in the future. It will help to keep this community clean.
I understand that the error itself says to post it in the developer forum however, the information based on the error code is not available from our end. You can always reach out to the trailhead support team as they can only check the actual error behind the error code with their internal tools.
https://trailhead.salesforce.com/help
https://trailhead.salesforce.com/en/help?support=home
Kindly let me know if it helps you and close your query by marking it as solved so that it can help others in the future. It will help to keep this community clean.
Regards,
Abhishek Mudireddy.
Salesforce Support.