How To Fix /SAPAPO/RRP_PT087 - Activity from order &1 on resource &2 could not be deallocated

/SAPAPO/RRP_PT087 - Overview

• Message type: E = Error

• Message class: /SAPAPO/RRP_PT -

• Message number: 087

• Message text: Activity from order &1 on resource &2 could not be deallocated

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/RRP_PT087 - Activity from order &1 on resource &2 could not be deallocated ?

  The SAP error message /SAPAPO/RRP_PT087 indicates that there was an issue with deallocating an activity from a resource in the Advanced Planning and Optimization (APO) module. This error typically arises in the context of production planning and scheduling when the system is unable to release or deallocate a planned order or activity from a specific resource.
  
  Cause:
  The error can be caused by several factors, including:
  
  Resource Locking: The resource may be locked by another process or user, preventing the deallocation of the activity.
  Incorrect Configuration: There may be issues with the configuration of the resource or the order, such as incorrect settings in the resource master data.
  Dependencies: There may be dependencies or constraints that prevent the deallocation, such as linked orders or activities that are still active.
  Status of the Order: The order may be in a status that does not allow for deallocation (e.g., if it is already confirmed or completed).
  System Errors: There