How To Fix SWF_EXP_001160 - Error when determining attribute '&1' of object instance '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: SWF_EXP_001 - Expression Service Messages

• Message number: 160

• Message text: Error when determining attribute '&1' of object instance '&2'

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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Smart SAP Assistant

• What is the cause and solution for SAP error message SWF_EXP_001160 - Error when determining attribute '&1' of object instance '&2' ?

  The SAP error message SWF_EXP_001160 typically occurs in the context of workflow processing, indicating that there is an issue with determining an attribute of an object instance. This error can arise due to various reasons, including configuration issues, missing data, or problems with the workflow definition itself.
  Cause:
  
  Missing or Incorrect Object Instance: The object instance referenced in the error message may not exist or may not be correctly instantiated.
  Attribute Not Defined: The attribute specified in the error message may not be defined for the object type or may not be accessible in the current context.
  Authorization Issues: The user executing the workflow may not have the necessary authorizations to access the object instance or its attributes.
  Workflow Configuration Issues: There may be issues in the workflow definition or configuration that prevent the system from correctly accessing the required attributes.
  
  Solution:
  
  Check Object Instance: Verify that the object instance referenced in the error message exists and is correctly instantiated. You can do this by checking the relevant transaction or using the object management tools in SAP.
  Validate Attribute Definition: Ensure that the attribute specified in the error message is defined for the object type and is accessible in the current context. You may need to check the data dictionary or the object type definition.
  Review Authorizations: Check the user authorizations to ensure that the user has the necessary permissions to access the object instance and its attributes. You may need to consult with your security team to adjust roles and permissions.
  Examine Workflow Configuration: Review the workflow definition and configuration to ensure that all necessary steps and attributes are correctly defined. You may need to use transaction SWDD (Workflow Builder) to analyze the workflow.
  Debugging: If the issue persists, consider using the debugging tools in SAP to trace the workflow execution and identify where the error occurs. This can provide insights into what is going wrong.
  
  Related Information:
  
  Transaction Codes: 
  
  SWDD: Workflow Builder for designing and modifying workflows.
  SWI1: Work item selection for monitoring workflow instances.
  SWI2_FREQ: For analyzing workflow instances and their statuses.
  
  
  SAP Notes: Check SAP Notes related to the specific error message for any patches or updates that may address the issue.
  Documentation: Refer to SAP Help documentation for workflows to understand the configuration and management of object instances and attributes.
  
  If the problem continues after following these steps, it may be beneficial to consult with SAP support or your internal SAP technical team for further assistance.