How To Fix CL_SEA_MESSAGES144 - Cannot find proxy version for DTE '&1' in namespace '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: CL_SEA_MESSAGES - Message class for SEW tool

• Message number: 144

• Message text: Cannot find proxy version for DTE '&1' in namespace '&2'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CL_SEA_MESSAGES144 - Cannot find proxy version for DTE '&1' in namespace '&2' ?

  The SAP error message CL_SEA_MESSAGES144 indicates that the system is unable to find a proxy version for a Data Transfer Engine (DTE) in a specified namespace. This error typically occurs in the context of SAP Process Integration (PI) or SAP Process Orchestration (PO) when dealing with web services or proxies.
  Cause:
  
  Missing Proxy Definition: The proxy definition for the specified DTE does not exist in the specified namespace. This could happen if the proxy was not generated or if it was deleted.
  Incorrect Namespace: The namespace provided in the error message may be incorrect or not properly configured.
  Version Mismatch: There may be a version mismatch between the DTE and the proxy definition, meaning the system is looking for a version that does not exist.
  Transport Issues: If the proxy was recently transported from one system to another, it may not have been transported correctly or completely.
  
  Solution:
  
  Check Proxy Definitions: Verify that the proxy definition for the specified DTE exists in the specified namespace. You can do this by navigating to the relevant transaction (e.g., SPROXY) and checking the proxy objects.
  Regenerate Proxy: If the proxy definition is missing, you may need to regenerate it. This can be done using the appropriate tools in SAP, such as the Service Builder (transaction SE80) or the Enterprise Services Builder.
  Verify Namespace: Ensure that the namespace specified in the error message is correct. If it is incorrect, update it to the correct namespace.
  Check Versions: Make sure that the version of the DTE you are trying to use matches the version of the proxy. If there is a mismatch, you may need to update the proxy or the DTE.
  Transport Check: If the proxy was recently transported, check the transport logs to ensure that the transport was successful and that all necessary objects were included.
  Consult Documentation: Refer to SAP documentation or notes related to the specific DTE and proxy you are working with for any additional troubleshooting steps or known issues.
  
  Related Information:
  
  Transaction Codes: 
  
  SPROXY: For managing and checking proxy objects.
  SE80: For accessing the Object Navigator, where you can find and manage various objects including proxies.
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Community Forums: Consider checking SAP Community forums or other technical forums for similar issues and solutions shared by other users.
  
  If the issue persists after following these steps, it may be beneficial to engage with SAP support for further assistance.