How To Fix MSG_UH174 - Line &1: Special tag &2 already assigned at line &3.

SAP Error Message - Details

• Message type: E = Error

• Message class: MSG_UH - Universal Hierarchy Message Class

• Message number: 174

• Message text: Line &1: Special tag &2 already assigned at line &3.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MSG_UH174 - Line &1: Special tag &2 already assigned at line &3. ?

  The SAP error message MSG_UH174 indicates that there is an issue with the assignment of special tags in a document or transaction. Specifically, the message states that a special tag (identified by &2) has already been assigned to another line (identified by &3), and you are attempting to assign it again to a different line (identified by &1).
  
  Cause:
  This error typically occurs in scenarios where:
  
  You are working with a document that allows the assignment of special tags (such as a purchase order, sales order, or inventory document).
  The special tag you are trying to assign is already in use on another line of the same document, which violates the business rules or constraints set in the system.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Assignments:
  
  Review the document or transaction to see where the special tag &2 is already assigned. Look at line &3 to understand its current usage.
  
  
  
  Modify the