How To Fix /SAPAPO/OM_ERROR146 - Invalid mode for scheduling at activity

/SAPAPO/OM_ERROR146 - Overview

• Message type: E = Error

• Message class: /SAPAPO/OM_ERROR -

• Message number: 146

• Message text: Invalid mode for scheduling at activity

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/OM_ERROR146 - Invalid mode for scheduling at activity ?

  The SAP error message /SAPAPO/OM_ERROR146 Invalid mode for scheduling at activity typically occurs in the context of Advanced Planning and Optimization (APO) when there is an issue with the scheduling parameters of an activity in a production or planning process. This error indicates that the scheduling mode specified for an activity is not valid or not compatible with the current configuration or settings.
  Causes:
  
  Invalid Scheduling Mode: The scheduling mode set for the activity may not be valid. This could be due to incorrect configuration or a mismatch between the activity type and the scheduling mode.
  
  Configuration Issues: There may be issues in the configuration of the planning object or the activity itself, such as missing or incorrect settings in the master data.
  Incompatibility with Resource: The scheduling mode may not be compatible with the resources assigned to the activity.
  Data Integrity Issues: There could be inconsistencies in the data related to the activity, such