How To Fix W8403 - Internal error: Invalid field lengths (SWBTYPECOU <-> SWBRULECOU)

W8403 - Overview

• Message type: E = Error

• Message class: W8 - Workflow: Expressions, data flow

• Message number: 403

• Message text: Internal error: Invalid field lengths (SWBTYPECOU <-> SWBRULECOU)

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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W8403 - Details

• SAP Error Message:
  W8403 Internal error: Invalid field lengths (SWBTYPECOU <-> SWBRULECOU)
  
  Cause
  This error typically occurs in the SAP Business Workflow component when there is a mismatch in the expected length of certain internal fields related to workflow container elements or workflow rules. Specifically:
  
  SWBTYPECOU and SWBRULECOU are internal structures or fields used in workflow processing.
  The error indicates that the system encountered an inconsistency or mismatch in the length definitions of these fields during runtime.
  This can happen due to:
  Inconsistent or corrupted workflow repository objects.
  Transport or upgrade issues where workflow objects were not properly adjusted.
  Custom developments or enhancements that incorrectly redefine or manipulate workflow container elements or rules.
  A bug in the SAP kernel or workflow runtime environment.
  
  
  
  
  Solution
  
  
  Check for OSS Notes:
  
  Search SAP Support Portal for OSS Notes related to message W8403 or the specific error text.
  SAP may have released patches or corrections for this issue.
  
  
  
  Verify Workflow Repository Consistency:
  
  Use transaction SWU_OBUF to regenerate the workflow runtime