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Having trouble logging in?
1. Verify your username and password.
                    2. Ensure your username ends with @patana.ac.th.
3. Common errors:                               
- Caps Lock: Check if Caps Lock is on.
                 - Typos: Double-check for any spelling mistakes.
           - Browser Cache: Clear your browser's cache.
4. Need further assistance?   Reset your password

OR if you have other problem,   Submit a HELPDESK ticket