How To Fix PE578 - Shift group not unique

PE578 - Overview

• Message type: E = Error

• Message class: PE - Shift Planning: Messages

• Message number: 578

• Message text: Shift group not unique

What causes this issue?

The shift group assignment is ambiguous in the period specified. Either
the shift group is not assigned to the organizational unit for the
entire period, or more than one shift group has been assigned in the
period.

System Response

It is only possible to edit a period in which the shift group
assignment is unique (i.e. not ambiguous).

How to fix this error?

Choose another period in order to continue editing.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PE578 - Shift group not unique ?

  The SAP error message PE578 "Shift group not unique" typically occurs in the context of time management or personnel administration when the system is unable to determine a unique shift group for a specific employee or time record. This can happen for various reasons, such as overlapping shift definitions or incorrect configuration in the system.
  Causes:
  
  Duplicate Shift Groups: There may be multiple shift groups defined in the system that have the same characteristics or criteria, leading to ambiguity.
  Incorrect Configuration: The configuration of shift groups in the system may not be set up correctly, causing conflicts.
  Employee Assignment Issues: An employee may be assigned to multiple shift groups that overlap or conflict with each other.
  Time Evaluation Settings: The settings for time evaluation may not be properly defined, leading to issues in determining the correct shift group.
  
  Solutions:
  
  
  Check Shift Group Definitions: Review the definitions of the shift groups in the system to ensure that there