Message type: E = Error
Message class:  RSO_BOIS - BW Repository: Integration of BOBJ Information Steward 
Message number: 105
Message text: RFC destination &1: connection not possible due to user
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The SAP error message RSO_BOIS105 indicates that there is an issue with the RFC (Remote Function Call) destination due to user-related problems. This typically occurs when the user credentials used to connect to the RFC destination are either incorrect, not authorized, or the user is locked or inactive.
Cause: Incorrect User Credentials: The username or password for the RFC destination is incorrect. User Lock/Inactive: The user account used for the RFC connection is locked or inactive. Authorization Issues: The user does not have the necessary authorizations to access the RFC destination. Network Issues: There may be network-related issues preventing the connection.
Configuration Issues: The RFC destination may not be configured correctly in the SAP system.
Solution: Check User Credentials: Verify that the username and password for the RFC destination are correct. You can do this by testing the connection in transaction SM59. User Status: Check if the user account is locked or inactive. You can do this in transaction SU01. If
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