the server was one of the source server in the send-connector . since i removed it worked fine .
Now another problem, Do we need to login as enterprise admin when doing uninstallation?
The following server roles will be removed
Client Access Role
Hub Transport Role
Management Tools
Performing Microsoft Exchange Server Prerequisite Check
Client Access Role Checks ......................... COMPLETED
Hub Transport Role Checks ......................... COMPLETED
Configuring Microsoft Exchange Server
Client Access server role ......................... COMPLETED
Hub Transport Server Role ......................... FAILED
Active Directory operation failed on AD02.TEST.local. This error is not r
etriable. Additional information: Access is denied.
Active directory response: 00000005: SecErr: DSID-03152374, problem 4003 (INSUFF
_ACCESS_RIGHTS), data 0