How To Fix SWF_EXP_001170 - Error when calling method '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: SWF_EXP_001 - Expression Service Messages

• Message number: 170

• Message text: Error when calling method '&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.

Unfortunately, there isn't any extra information in this error notice.

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First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

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.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message SWF_EXP_001170 - Error when calling method '&1' ?

  The SAP error message SWF_EXP_001170 typically indicates that there is an issue when calling a method in a workflow. This error can arise due to various reasons, such as incorrect method parameters, issues with the workflow definition, or problems with the underlying business object.
  Cause
  The specific causes of the SWF_EXP_001170 error can include:
  
  Incorrect Method Parameters: The parameters being passed to the method may not match the expected types or formats.
  Method Not Found: The method being called may not exist in the specified class or may not be accessible due to authorization issues.
  Workflow Definition Issues: There may be problems in the workflow definition itself, such as missing or incorrect configuration.
  Business Object Issues: The business object associated with the workflow may not be correctly defined or may have inconsistencies.
  
  Solution
  To resolve the SWF_EXP_001170 error, you can take the following steps:
  
  
  Check Method Parameters: Verify that the parameters being passed to the method are correct. Ensure that they match the expected types and formats as defined in the method signature.
  
  
  Verify Method Existence: Ensure that the method you are trying to call actually exists in the specified class. You can do this by checking the class definition in the SAP system.
  
  
  Review Workflow Definition: Check the workflow definition for any inconsistencies or errors. Make sure that all necessary steps and configurations are correctly set up.
  
  
  Check Authorizations: Ensure that the user executing the workflow has the necessary authorizations to call the method.
  
  
  Debugging: If the issue persists, consider using the SAP debugging tools to trace the workflow execution and identify where the error occurs.
  
  
  Consult Documentation: Refer to SAP documentation or community forums for any specific notes or updates related to the error message.
  
  
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for further assistance.
  
  
  Related Information
  
  Transaction Codes: You may want to use transaction codes like SWI1 (Work Item Selection) or SWI2_FREQ (Work Item Analysis) to analyze the workflow and its execution.
  Workflow Logs: Check the workflow logs for more detailed error messages or stack traces that can provide additional context about the error.
  SAP Notes: Look for relevant SAP Notes that may address known issues related to this error message.
  
  By following these steps, you should be able to diagnose and resolve the SWF_EXP_001170 error in your SAP environment.