How To Fix SRT_WSP2557 - Invalid STCM input: facade='&1', source='&2', target='&3', source-LP='&4'

SAP Error Message - Details

• Message type: E = Error

• Message class: SRT_WSP2 - Messages for SRT WSP

• Message number: 557

• Message text: Invalid STCM input: facade='&1', source='&2', target='&3', source-LP='&4'

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 SRT_WSP2557 - Invalid STCM input: facade='&1', source='&2', target='&3', source-LP='&4' ?

  The SAP error message SRT_WSP2557 indicates that there is an issue with the input parameters for a web service call, specifically related to the Service Runtime (SRT) framework. This error typically arises when the facade, source, or target parameters are not correctly defined or are invalid.
  Cause:
  
  Invalid Facade: The facade parameter may not correspond to a valid service or may not be properly configured in the system.
  Incorrect Source/Target: The source and target parameters may not match the expected values or may not be correctly set up in the system.
  Logical Port Issues: The source logical port (source-LP) may not be correctly defined or may not exist.
  Configuration Issues: There may be issues with the configuration of the web service or the underlying communication settings.
  
  Solution:
  
  
  Check Facade Configuration:
  
  Verify that the facade name provided in the error message is correctly configured in the SAP system.
  Ensure that the facade is active and properly set up in the SRT configuration.
  
  
  
  Validate Source and Target:
  
  Check the source and target parameters to ensure they are valid and correspond to the expected services.
  Make sure that the services are correctly defined in the Service Registry.
  
  
  
  Review Logical Port:
  
  Go to the transaction SOAMANAGER and check the logical port configuration for the source.
  Ensure that the logical port exists and is correctly configured with the necessary details.
  
  
  
  Check Web Service Configuration:
  
  Review the web service configuration in the SRT framework to ensure that all settings are correct.
  Look for any discrepancies in the service definitions or endpoint configurations.
  
  
  
  Test the Web Service:
  
  Use tools like SOAP UI or Postman to test the web service independently to ensure it is functioning as expected.
  Check for any additional error messages or logs that may provide more context.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SOAMANAGER: For managing web service configurations and logical ports.
  SRT_UTIL: For monitoring and troubleshooting SRT-related issues.
  
  
  
  Documentation: 
  
  Refer to SAP Help documentation for SRT and web services for detailed configuration guidelines.
  
  
  
  Logs: 
  
  Check the application logs (transaction SLG1) for any additional error messages that may provide more context about the issue.
  
  
  
  By following these steps, you should be able to identify and resolve the cause of the SRT_WSP2557 error in your SAP system.