Issue/Introduction:
The user has permissions to run a report in the console but cannot do so from the ReportManagementService web service. The web service returns the message:
"The user does not have permissions to run this report."
Resolution:
This will be resolved in the coming 8.1 RU6 release and later versions.
If you are in urgent need of a workaround in advance of this, please contact Symantec support, quoting this article ID