How To Fix CM_EHFND_FW_WFF306 - PCO Class cannot be instantiated

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_EHFND_FW_WFF - Messages for Exception Obj. of EHS/PS&S Workflow Foundation

• Message number: 306

• Message text: PCO Class cannot be instantiated

What causes this issue?

The process definition defines a PCO class that cannot be instantiated.
INCLUDE FND_PCO_CLASS_MESSAGES OBJECT DOKU ID TX

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

In the Customizing activity <LS>Specify Process Definitions</>, enter a
valid PCO class in your process.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CM_EHFND_FW_WFF306 - PCO Class cannot be instantiated ?

  The SAP error message CM_EHFND_FW_WFF306 indicates that a PCO (Process Control Object) class cannot be instantiated. This error typically arises in the context of SAP's Workflow Framework or when dealing with Business Process Management (BPM) scenarios.
  Causes:
  
  Missing or Incorrect Configuration: The PCO class may not be properly configured in the system. This could be due to missing entries in the configuration tables or incorrect settings.
  Class Not Found: The specified PCO class may not exist in the system. This could happen if the class was deleted or if there is a typo in the class name.
  Authorization Issues: The user executing the workflow may not have the necessary authorizations to instantiate the PCO class.
  Transport Issues: If the PCO class was recently transported from another system, there may have been issues during the transport process that led to the class not being available.
  System Errors: There could be underlying system issues, such as database inconsistencies or problems with the application server.
  
  Solutions:
  
  Check Configuration: Verify the configuration settings for the PCO class in the relevant transaction (e.g., SWFVISU, SWDD). Ensure that all necessary parameters are correctly set.
  Verify Class Existence: Use transaction SE80 or SE11 to check if the PCO class exists in the system. If it does not, you may need to recreate it or transport it from another system.
  Review Authorizations: Ensure that the user has the necessary authorizations to execute the workflow and instantiate the PCO class. You can check this using transaction SU53 or by reviewing the user's roles and authorizations.
  Check Transport Logs: If the class was recently transported, review the transport logs for any errors or warnings that may indicate issues during the transport process.
  System Health Check: Perform a system health check to identify any underlying issues. This may involve checking the application server logs, database consistency, and other system parameters.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the error message for any specific fixes or recommendations. You can search for the error message or related keywords in the SAP Support Portal.
  Documentation: Review the official SAP documentation for Workflow and BPM to understand the configuration and instantiation of PCO classes.
  Community Forums: Engage with the SAP Community or other forums where similar issues may have been discussed. Other users may have encountered the same error and can provide insights or solutions.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.