Solution : https://service.sap.com/sap/support/notes/693065 (SAP Service marketplace login required)
Key words : 
login information underthe xml document path connection_parameters/connection_def/logon, crm server account login information present, user-priviledged access rights, 0 sp00-03 users preferring option, account login information, crm server connection informationfor, crm  server account, crm server release 3, crm server release 4, users preferring option
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