Message type: E = Error
Message class: PU - Upgrade and Transport Log Messages
Message number: 645
Message text: Could not create or change RFC destination &1
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PU645
- Could not create or change RFC destination &1 ?The SAP error message PU645, which states "Could not create or change RFC destination &1," typically occurs when there is an issue with creating or modifying a Remote Function Call (RFC) destination in the SAP system. This can happen for various reasons, and understanding the cause is essential for finding a solution. Causes of Error PU645 Authorization Issues: The user attempting to create or change the RFC destination may not have the necessary authorizations. This is a common cause of many errors in SAP. Incorrect Parameters: The parameters provided for the RFC destination may be incorrect or incomplete. This includes the target system's details, logon credentials, or connection type. Technical Issues: There may be underlying technical issues, such as network problems, that prevent the system from connecting to the target system. Configuration Errors: The SAP system may not be properly configured to allow the creation or modification of RFC destinations. System Lock: The system might be
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