How To Fix B1660 - ***** Messages for the Conversion of Logical System Names *****

SAP Error Message - Details

• Message type: E = Error

• Message class: B1 - ALE group messages

• Message number: 660

• Message text: ***** Messages for the Conversion of Logical System Names *****

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message B1660 - ***** Messages for the Conversion of Logical System Names ***** ?

  The SAP error message B1660 is related to the conversion of logical system names in the SAP system. This message typically occurs when there is an issue with the configuration of logical system names, especially during data transfer or system integration processes.
  Cause:
  The error message B1660 can be triggered by several factors, including:
  
  Incorrect Logical System Name: The logical system name being used may not be defined in the system or may be incorrectly formatted.
  Missing Configuration: The logical system may not be properly configured in the SAP system, leading to issues during data transfer.
  Transport Issues: If you are trying to transport data between different systems, the logical system names may not match or may not be correctly set up in the target system.
  Client-Specific Settings: The logical system name may be client-specific, and if the client is not set up correctly, it can lead to this error.
  
  Solution:
  To resolve the B1660 error, you can take the following steps:
  
  
  Check Logical System Configuration:
  
  Go to transaction code SALE (or SPRO for configuration) and navigate to the relevant settings for logical systems.
  Ensure that the logical system names are correctly defined and match the expected format.
  
  
  
  Verify Transport Routes:
  
  If the error occurs during a transport, check the transport routes and ensure that the logical system names are correctly configured in both the source and target systems.
  
  
  
  Adjust Client Settings:
  
  Make sure that the client settings are correct and that the logical system is assigned to the correct client.
  
  
  
  Use Transaction BD54:
  
  You can use transaction BD54 to maintain the logical system names and ensure that they are correctly mapped.
  
  
  
  Check for Data Transfer Issues:
  
  If the error occurs during data transfer, review the data being transferred to ensure that it adheres to the expected formats and logical system names.
  
  
  
  Consult SAP Notes:
  
  Check for any relevant SAP Notes that may address this specific error message or provide additional guidance.
  
  
  
  Related Information:
  
  Logical System Names: These are identifiers used in SAP to represent different systems in a landscape (e.g., development, quality assurance, production).
  Data Transfer: Logical system names are crucial for data transfer processes, especially in scenarios involving ALE (Application Link Enabling) and IDocs (Intermediate Documents).
  SAP Documentation: Refer to SAP Help documentation for more detailed information on configuring logical systems and troubleshooting related issues.
  
  If the problem persists after following these steps, consider reaching out to your SAP Basis team or SAP support for further assistance.