Use of invalid ticket for storage object with name filestore_hnas_22; storage may be improperly conf

Hi,
I am admin for Documentum Center Stage.
Some of our user getting error

Use of invalid ticket for storage object with name filestore_hnas_22; storage may be improperly configured. Ticket was 00000000801c738f. Data Ticket was 1.

after this error popup their center stage plug-ins gets automatically delete. they have to again load the plug-ins.

Can any one help me to solve this issue.

this is issue faced by only some of users.