How To Fix SWF_EXP_001202 - Byte code &1 not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: SWF_EXP_001 - Expression Service Messages

• Message number: 202

• Message text: Byte code &1 not supported

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.

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SWF_EXP_001202 - Byte code &1 not supported ?

  The SAP error message SWF_EXP_001202 indicates that there is an issue with the byte code of a workflow in the SAP system. This error typically arises when the workflow engine encounters byte code that it cannot interpret or execute. Here are some potential causes, solutions, and related information for this error:
  Causes:
  
  Incompatible Workflow Version: The workflow might have been created or modified in a version of SAP that is not compatible with the current system version.
  Corrupted Workflow: The workflow definition or its byte code may be corrupted, leading to execution issues.
  Missing or Incomplete Components: Required components or dependencies for the workflow might be missing or not properly configured.
  Transport Issues: If the workflow was transported from one system to another, there may have been issues during the transport process that led to an incomplete or incorrect byte code.
  
  Solutions:
  
  Check Workflow Version: Ensure that the workflow is compatible with the current version of SAP. If it was created in a newer version, consider updating your system or modifying the workflow.
  Recreate or Repair the Workflow: If the workflow is corrupted, you may need to recreate it or repair it using the workflow editor.
  Check Dependencies: Verify that all necessary components and dependencies for the workflow are present and correctly configured in the system.
  Transport Validation: If the workflow was transported, check the transport logs for any errors or warnings. You may need to re-transport the workflow or manually correct any issues.
  Debugging: Use the workflow debugging tools in SAP to trace the execution and identify where the error occurs. This can provide insights into what part of the byte code is causing the issue.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve the issue.
  
  Related Information:
  
  Workflow Administration: Familiarize yourself with the SAP Workflow Administration tools (transaction codes like SWI1, SWI2_FREQ, SWI2_DURA) to monitor and manage workflows.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Documentation: Review the official SAP documentation for workflows to understand the structure and requirements for creating and managing workflows.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.