How To Fix /SAPAPO/RET_MESSAGES119 - Choose another start date or shift or reference shift

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RET_MESSAGES -

• Message number: 119

• Message text: Choose another start date or shift or reference shift

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 /SAPAPO/RET_MESSAGES119 - Choose another start date or shift or reference shift ?

  The SAP error message /SAPAPO/RET_MESSAGES119 typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue with the planning or scheduling of a production order or a similar process. The message suggests that the start date, shift, or reference shift you have chosen is not valid for the operation you are trying to perform.
  
  Cause:
  
  Invalid Start Date: The start date you have selected may fall outside the permissible range for the planning period or may not align with the production calendar.
  Shift Conflicts: The shift you are trying to assign may not be available or may conflict with existing schedules or resources.
  Reference Shift Issues: If you are using a reference shift, it may not be defined correctly or may not be applicable for the selected date.
  Resource Availability: The resources (machines, labor, etc.) may not be available during the selected time frame.
  Planning Version: The planning version you