How To Fix WS_TOOL154 - Internal error in tree structure

SAP Error Message - Details

• Message type: E = Error

• Message class: WS_TOOL - Message Class for Web Services and Virtual Endpoints

• Message number: 154

• Message text: Internal error in tree structure

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 WS_TOOL154 - Internal error in tree structure ?

  The SAP error message WS_TOOL154: Internal error in tree structure typically occurs in the context of SAP Workflow or Business Workplace (SBWP) when there is a problem with the internal data structure representing the workflow or the tree of tasks/steps.
  
  Cause
  
  Corruption or inconsistency in the workflow container or task tree structure: The internal data structure that represents the workflow steps or the task tree is corrupted or inconsistent.
  Incomplete or incorrect workflow definition: The workflow might have missing or incorrect nodes, causing the system to fail when trying to build or display the tree.
  Issues in the SAP kernel or runtime environment: Sometimes, internal errors can be caused by bugs or inconsistencies in the SAP kernel or the workflow runtime.
  Transport or upgrade issues: If workflows were transported between systems or after an upgrade, some inconsistencies might have been introduced.
  Custom code or enhancements: Custom workflow steps or enhancements might cause the internal tree structure