How To Fix SR149 - No unconverted units exist after protocol switch

SAP Error Message - Details

• Message type: E = Error

• Message class: SR - RFC utilities

• Message number: 149

• Message text: No unconverted units exist after protocol switch

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SR149 - No unconverted units exist after protocol switch ?

  The SAP error message SR149 "No unconverted units exist after protocol switch" typically occurs in the context of SAP's Service Management or Service Order processing. This error indicates that the system is unable to find any unconverted units after a protocol switch, which can happen during the processing of service orders or service confirmations.
  Cause:
  
  Protocol Switch: The error often arises when there is a switch in the protocol or the method of processing service orders, and the system cannot find any units that need conversion.
  Data Inconsistency: There may be inconsistencies in the data related to the service order or service confirmation, such as missing or incorrect unit of measure (UoM) settings.
  Configuration Issues: Incorrect configuration in the service order management settings or in the unit of measure settings can lead to this error.
  Missing Entries: If the system is expecting certain entries to be present in the database (like unconverted units) and they are not found, this error can occur.
  
  Solution:
  
  Check Service Order Data: Review the service order or service confirmation data to ensure that all necessary entries are present and correctly configured.
  Verify Unit of Measure Settings: Ensure that the units of measure are correctly defined and that there are no discrepancies in the conversion factors.
  Review Configuration: Check the configuration settings in the SAP system related to service management and ensure that they are set up correctly.
  Reprocess the Order: If the error occurred during a specific transaction, try to reprocess the order or confirmation after making the necessary corrections.
  Consult SAP Notes: Look for any relevant SAP Notes or documentation that may address this specific error. SAP frequently updates its knowledge base with solutions for known issues.
  Debugging: If you have access to technical resources, consider debugging the process to identify where the error is occurring in the code.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for Service Management for detailed information on service order processing and unit of measure handling.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if it is impacting business operations.
  
  By following these steps, you should be able to identify the root cause of the SR149 error and implement a solution to resolve it.