The reports cannot be generated on Cisco Unity 4.x. Sometimes the reports fail to generate. Other times they fail to queue or are empty.
Some error messages can also appear in the event viewer logs.
Complete these steps in order to generate a report:
If problems occur during or after these steps are completed, a bug can be the problem. These Cisco bug IDs are associated with the issue:
For more information refer to Unity Troubleshooting guide.