How To Fix /SAPAPO/CURTO_UI105 - Validity of activity &1 differs from that of operation &2

/SAPAPO/CURTO_UI105 - Overview

• Message type: E = Error

• Message class: /SAPAPO/CURTO_UI -

• Message number: 105

• Message text: Validity of activity &1 differs from that of operation &2

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/CURTO_UI105 - Validity of activity &1 differs from that of operation &2 ?

  The SAP error message /SAPAPO/CURTO_UI105 indicates that there is a mismatch in the validity periods of an activity and its associated operation in the Advanced Planning and Optimization (APO) module. This typically occurs when the activity's validity period does not align with the operation's validity period in a production or planning scenario.
  
  Cause:
  
  Validity Period Mismatch: The activity (e.g., a resource or a task) has a defined validity period that does not overlap with the validity period of the operation it is supposed to be linked to.
  Incorrect Configuration: The configuration of the activity or operation may not have been set up correctly, leading to discrepancies in their validity periods.
  Data Entry Errors: Manual data entry errors during the creation or modification of activities or operations can lead to this mismatch.
  Changes in Planning Data: If there have been recent changes to the planning data, such as updates to the activity or operation, it may