How To Fix SRT_WSP072 - Could not instantiate serialization class "&1"

SAP Error Message - Details

• Message type: E = Error

• Message class: SRT_WSP - Messages for SRT WSP

• Message number: 072

• Message text: Could not instantiate serialization class "&1"

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_WSP072 - Could not instantiate serialization class "&1" ?

  The SAP error message SRT_WSP072 indicates that the system was unable to instantiate a serialization class, which is typically related to web service communication in SAP. This error can occur in scenarios involving SAP Process Integration (PI) or SAP Process Orchestration (PO) when the system is trying to serialize or deserialize data for web service calls.
  Causes:
  
  Missing Serialization Class: The specified serialization class may not exist in the system or may not be properly defined.
  Incorrect Configuration: The web service configuration might be incorrect, leading to the system not being able to find the required class.
  Transport Issues: If the serialization class was recently transported from another system, it may not have been transported correctly.
  Namespace Issues: The class might be in a different namespace than expected, causing the system to fail to locate it.
  Authorization Issues: The user executing the web service might not have the necessary authorizations to access the serialization class.
  
  Solutions:
  
  Check Class Existence: Verify that the serialization class specified in the error message exists in the system. You can do this by using transaction SE80 or SE24 to search for the class.
  Review Configuration: Ensure that the web service configuration is correct. Check the service definition and ensure that the serialization class is correctly referenced.
  Transport Validation: If the class was transported, check the transport logs to ensure that it was transported successfully without errors.
  Namespace Verification: Confirm that the serialization class is in the correct namespace and that the web service is configured to look in the right place.
  Authorization Check: Ensure that the user has the necessary authorizations to access the serialization class. You can check this using transaction SU53 or by reviewing the user roles.
  Debugging: If the issue persists, consider debugging the web service call to get more insights into where the instantiation is failing.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Documentation: Review the SAP documentation related to web services and serialization to understand the expected configurations and requirements.
  Community Forums: Look for discussions in SAP Community or other forums where similar issues have been reported and resolved.
  
  If the problem continues after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.