How To Fix /SCMTMS/TM_VALIDATE521 - &1: Predecessor stage &2 ends after start of successor stage &3

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMTMS/TM_VALIDATE -

• Message number: 521

• Message text: &1: Predecessor stage &2 ends after start of successor stage &3

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCMTMS/TM_VALIDATE521 - &1: Predecessor stage &2 ends after start of successor stage &3 ?

  The SAP error message /SCMTMS/TM_VALIDATE521 indicates a validation issue in the Transportation Management (TM) module. Specifically, it points out that there is a problem with the scheduling of stages in a transportation process. The error message states that the predecessor stage (stage &2) ends after the start of the successor stage (stage &3), which creates a logical inconsistency in the planning of transportation activities.
  
  Cause:
  The root cause of this error is typically related to the scheduling of transportation stages. It occurs when:
  
  The end time of a predecessor stage overlaps or is later than the start time of a successor stage.
  There may be incorrect time settings or dependencies defined in the transportation planning process.
  The stages may have been incorrectly sequenced or configured in the transportation order.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Stage Timing: Review the timing of the predecessor and successor stages in the transportation order. Ensure that