ARC Message" is not working. What should I do?

ARC Message" is not working. What should I do?

Perform the following steps to resolve the problem: 1. Login to MYSQL query browser. 2. Go to the schema and open the table admin_arc_messages 3. Go to the column Message_id 4. Select the check box for 'Auto Increment' and click 'Apply' 5. Go to application admin module, type any message under messages. 6. Click 'Apply Changes' from admin module. 7. Log out and Re-Login and check the message. The problem should be fixed.