You can avoid most errors by correctly configuring such vital options as addressing and security information for Cisco CallManagers and Nortel phones and network devices. For more information, see Section 3.4, Tips for a Successful Diagnosis.
The View Error Log button is enabled in the Diagnose view when an error occurs during a Diagnosis. Click the button to access the Error Log Viewer, which not only indicates why you received the message, but suggests how to correct the problem.
Click the Details button in the Error Log Viewer to see a detailed explanation of the highlighted message. Then click Help for Message to see whether any corrective actions are suggested.
Some errors, such as “action errors,” also cause an error message to appear. In addition, you probably will not see a Path Trace between the Target Devices if any errors occur.
The following topics provide guidance for avoiding, interpreting, and correcting errors: