How To Fix SR158 - Only "Callback Whitelist" can be changed

SAP Error Message - Details

• Message type: E = Error

• Message class: SR - RFC utilities

• Message number: 158

• Message text: Only "Callback Whitelist" can be changed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SR158 - Only "Callback Whitelist" can be changed ?

  The SAP error message SR158, which states "Only 'Callback Whitelist' can be changed," typically occurs in the context of SAP's integration with external systems or services, particularly when dealing with callback URLs or webhooks. This error indicates that the system is enforcing restrictions on what can be modified in the configuration settings related to callbacks.
  Cause:
  The error is usually triggered when a user attempts to change settings that are not permitted in the current configuration. In this case, it suggests that only the "Callback Whitelist" can be modified, while other settings related to callbacks are locked or restricted.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Permissions: Ensure that you have the necessary permissions to make changes to the callback settings. You may need to consult with your system administrator.
  
  
  Review Configuration: Verify the current configuration settings for callbacks. Make sure you are only attempting to change the "Callback Whitelist" and not other parameters.
  
  
  Modify Callback Whitelist: If you need to add or modify entries in the Callback Whitelist, do so according to the guidelines provided in your SAP documentation. This typically involves specifying valid callback URLs that the system can use.
  
  
  Consult Documentation: Refer to the official SAP documentation or help resources for specific instructions on managing callback settings. This can provide insights into what can and cannot be changed.
  
  
  Contact Support: If you are unable to resolve the issue through the above steps, consider reaching out to SAP support for further assistance. They can provide more detailed guidance based on your specific system configuration.
  
  
  Related Information:
  
  Callback URLs: These are URLs that the SAP system uses to send data back to an external system after processing. Proper configuration is essential for successful integration.
  Whitelist: A whitelist is a list of approved entities (in this case, URLs) that are allowed to interact with the SAP system. Only URLs on this list will be accepted for callbacks.
  Integration Scenarios: This error may be encountered in various integration scenarios, such as when using SAP Cloud Platform, SAP API Management, or other middleware solutions.
  
  By following these steps and understanding the context of the error, you should be able to address the issue effectively.