How To Fix WER292 - Expression type &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: WER - Messages for the package WER

• Message number: 292

• Message text: Expression type &1 does not exist

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WER292 - Expression type &1 does not exist ?

  The SAP error message:
  WER292 Expression type &1 does not exist
  typically occurs in the context of SAP Workflow or Business Rule Framework plus (BRFplus) when the system cannot find or recognize a specified expression type.
  
  Cause
  
  The error indicates that the system is trying to reference an expression type (such as a data type, rule type, or expression category) identified by the placeholder &1 (which will be replaced by the actual expression type name in the runtime message), but this expression type is not defined or does not exist in the system.
  This can happen if:
  
  The expression type was deleted or not transported properly.
  There is a typo or incorrect reference in the workflow or BRFplus rule.
  The system is missing a required component or add-on that provides the expression type.
  The expression type is custom and was not created or activated correctly.
  
  
  
  
  Solution
  
  
  Check the exact expression type name in the error message (replace &1 with the actual value from your system log).
  
  
  Verify the existence of the expression type:
  
  In BRFplus, go to the BRFplus workbench (BRF+ transaction or via SAP GUI).
  Search for the expression type under the relevant application or namespace.
  If it does not exist, you need to create or import it.
  
  
  
  Check transport requests:
  
  If this is a system landscape issue (e.g., development to production), ensure that the expression type was transported correctly.
  Re-import or re-transport the missing objects if necessary.
  
  
  
  Check for typos or incorrect references:
  
  Review the workflow or rule definitions where the expression type is used.
  Correct any spelling mistakes or incorrect references.
  
  
  
  Activate the expression type:
  
  Sometimes the expression type exists but is inactive.
  Activate it in BRFplus or the relevant tool.
  
  
  
  Check system components:
  
  Ensure that all required SAP components and add-ons related to workflow or BRFplus are installed and up to date.
  
  
  
  Debugging:
  
  If the error persists, use debugging tools to trace where the system looks for the expression type and why it fails.
  
  
  
  
  Related Information
  
  Transaction codes:
  
  BRF+ (Business Rule Framework plus workbench)
  SWDD (Workflow Builder)
  SWI1 (Workflow log)
  
  
  SAP Notes:
  
  Search SAP Support Portal for notes related to WER292 or expression type errors.
  
  
  Documentation:
  
  SAP Help Portal for BRFplus and Workflow.
  
  
  Common scenarios:
  
  Custom workflows or rules referencing non-standard expression types.
  Transport issues between SAP systems.
  Upgrades or patches that affect workflow or BRFplus components.
  
  
  
  
  If you provide the exact expression type name or the context where the error occurs, I can help with more specific guidance.