error on click Room

dear all,

i have some problem when client Room, the error message id :

Portal Runtime Error

An exception occurred while processing a request for :

iView : pcd:portal_content/com.sap.ip.collaboration/Rooms/a0d172ee-b9e0-2810-2e98-9a965549bcea/workset/com.sap.netweaver.coll.AdminRoomRelations/RoomQuickLaunch

Component Name : null

Page could not create the iView.

See the details for the exception ID

btw, in this user i have aleardy assaign role :

1. com.sap.netweaver.coll.Collaboration

2. com.sap.netweaver.coll.CollaborationRoomCreation

any way thanks for your help

rgds

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