Uh Oh! Troubleshooting

• Account Not Authorized/Invalid Credentials
• Why Does My Challenger Account Look Wonky?
• How Can I Clear My Browser's Cache?
• Why Can't I See Courses In The Course Selection Dropdown List?
• Why Can't I View Practice or Assessment Modes from a Topic selection.
• How Can I Resubscribe To Challenger's Emails?
• Can I Reinstate A Premium Membership?