How To Fix SWF_RLS_001153 - Operator '&1' expects an elementary type for expression '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: SWF_RLS_001 - Condition Evaluation and Rule Evaluation

• Message number: 153

• Message text: Operator '&1' expects an elementary type for expression '&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.

What else can you do?

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_RLS_001153 - Operator '&1' expects an elementary type for expression '&2' ?

  The SAP error message SWF_RLS_001153 indicates that there is an issue with the data type being used in a workflow or a related process. Specifically, the error states that an operator (like a function or method) is expecting an elementary data type, but it is receiving a different type of expression instead.
  Cause:
  
  Data Type Mismatch: The most common cause of this error is that the operator is expecting a simple data type (like integer, string, or boolean), but it is receiving a complex type (like a structure, table, or reference).
  Incorrect Variable Assignment: If a variable is assigned a value that does not match the expected type, this error can occur.
  Workflow Configuration Issues: There may be a misconfiguration in the workflow where the expected input types for certain steps are not correctly defined.
  
  Solution:
  
  Check Data Types: Review the data types of the variables being used in the workflow. Ensure that the variables passed to the operator are of the expected elementary type.
  Modify Expressions: If you are using expressions or calculations, ensure that they are returning the correct type. You may need to cast or convert the data to the appropriate type.
  Review Workflow Steps: Go through the workflow steps and check the input/output parameters for each step. Make sure that they align with the expected types.
  Debugging: Use debugging tools in SAP to trace the workflow execution and identify where the type mismatch occurs. This can help pinpoint the exact location of the error.
  Consult Documentation: Refer to SAP documentation or help resources for the specific operator being used to understand its expected input types.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  Community Forums: Look for discussions in SAP community forums or platforms like SAP Community, where other users may have encountered and resolved similar issues.
  Testing: After making changes, thoroughly test the workflow to ensure that the error is resolved and that the workflow behaves as expected.
  
  By following these steps, you should be able to identify and resolve the issue causing the SWF_RLS_001153 error in your SAP environment.