How To Fix OPP_CORE008 - Unexpected HTTP return code &1 when calling PPS

SAP Error Message - Details

• Message type: E = Error

• Message class: OPP_CORE - Messages for OPP core functionality

• Message number: 008

• Message text: Unexpected HTTP return code &1 when calling PPS

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message OPP_CORE008 - Unexpected HTTP return code &1 when calling PPS ?

  The SAP error message OPP_CORE008, which indicates an "Unexpected HTTP return code &1 when calling PPS," typically occurs in the context of the SAP Web Application Server when there is an issue with the communication between the SAP system and the Process Integration (PI) or Process Orchestration (PO) system. The error code &1 will be replaced with the actual HTTP return code received, which can provide more context about the issue.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the PPS (Process Integration/Process Orchestration) system.
  Configuration Errors: Incorrect configuration settings in the SAP system or the PPS system can lead to communication failures.
  Service Unavailability: The PPS service may be down or not reachable due to maintenance or other issues.
  Authentication Issues: If the PPS requires authentication, incorrect credentials or missing authentication tokens can lead to HTTP errors.
  Firewall or Security Settings: Firewalls or security settings may be blocking the HTTP requests between the systems.
  Incorrect URL: The URL configured for the PPS service may be incorrect or outdated.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the SAP system can reach the PPS system. You can use tools like ping or telnet to test connectivity.
  Review Configuration: Verify the configuration settings in both the SAP and PPS systems. Ensure that the endpoint URLs, ports, and other settings are correct.
  Check Service Status: Confirm that the PPS service is up and running. You may need to check the logs or the administration console of the PPS system.
  Authentication: If authentication is required, ensure that the correct credentials are being used. Check if any tokens or certificates are needed.
  Firewall Settings: Review firewall rules and security settings to ensure that they allow traffic between the SAP and PPS systems.
  Examine HTTP Return Code: Analyze the specific HTTP return code provided in the error message. Common codes include:
  
  404 Not Found: The requested resource is not available.
  500 Internal Server Error: There is an issue on the server side.
  401 Unauthorized: Authentication failed.
  403 Forbidden: Access is denied.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to OPP_CORE008 for any specific patches or updates that may address the issue.
  Logs: Review the application logs in both the SAP and PPS systems for more detailed error messages that can provide additional context.
  Documentation: Refer to the official SAP documentation for configuration and troubleshooting related to Process Integration and Process Orchestration.
  
  If the issue persists after following these steps, consider reaching out to SAP support for further assistance.