How To Fix CFD_PROXY_READ004 - Reading request of service interface &1 operation &2 failed

SAP Error Message - Details

• Message type: E = Error

• Message class: CFD_PROXY_READ - Messages for Proxy Read Access

• Message number: 004

• Message text: Reading request of service interface &1 operation &2 failed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CFD_PROXY_READ004 - Reading request of service interface &1 operation &2 failed ?

  The SAP error message CFD_PROXY_READ004 indicates that there was a failure in reading a request for a service interface. This error typically occurs in the context of SAP Process Integration (PI) or SAP Process Orchestration (PO) when dealing with service interfaces and proxy communication.
  Cause:
  The error can be caused by several factors, including:
  
  Configuration Issues: Incorrect configuration of the service interface or the proxy settings can lead to this error.
  Network Issues: Problems with network connectivity between the systems involved in the communication can cause the request to fail.
  Authorization Issues: The user or service account may not have the necessary permissions to access the service interface.
  Service Interface Not Active: The service interface might not be active or properly deployed in the system.
  Data Format Issues: The data being sent in the request may not conform to the expected format, leading to parsing errors.
  System Performance: High load or performance issues on the server can lead to timeouts or failures in processing requests.
  
  Solution:
  To resolve the CFD_PROXY_READ004 error, you can take the following steps:
  
  
  Check Configuration:
  
  Verify the configuration of the service interface and ensure that all settings are correct.
  Ensure that the proxy settings are properly configured in the Integration Directory.
  
  
  
  Network Connectivity:
  
  Check the network connectivity between the systems involved. Ensure that there are no firewalls or network issues blocking the communication.
  
  
  
  Authorization:
  
  Ensure that the user or service account has the necessary authorizations to access the service interface.
  
  
  
  Service Interface Status:
  
  Check if the service interface is active and properly deployed. You can do this in the SAP PI/PO system.
  
  
  
  Data Validation:
  
  Validate the data being sent in the request to ensure it conforms to the expected format and structure.
  
  
  
  Monitor System Performance:
  
  Check the performance of the SAP system. If the system is under heavy load, consider optimizing performance or scheduling the request during off-peak hours.
  
  
  
  Review Logs:
  
  Review the application logs and the integration logs for more detailed error messages that can provide additional context for the failure.
  
  
  
  Testing:
  
  Perform tests with different data sets or configurations to isolate the issue.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Refer to the official SAP documentation for Process Integration/Orchestration for more details on configuring service interfaces and proxies.
  Community Forums: Engage with SAP community forums or support channels for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the root cause of the CFD_PROXY_READ004 error and implement a suitable solution.