How To Fix MA790 - You cannot perform activity & together with other activities

MA790 - Overview

• Message type: E = Error

• Message class: MA - Sales and Operations Planning

• Message number: 790

• Message text: You cannot perform activity & together with other activities

What causes this issue?

The transfer to Demand Management and the transfer to CO-PA cannot be
executed together with other activities.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Create a new activity which only consists of one step.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MA790 - You cannot perform activity & together with other activities ?

  The SAP error message MA790, which states "You cannot perform activity & together with other activities," typically occurs in the context of production planning or material management when there is an attempt to execute certain activities that are not allowed to be performed simultaneously.
  
  Cause:
  The error is usually caused by one of the following reasons:
  
  Conflicting Activities: The system has detected that the activity you are trying to perform is incompatible with other activities that are currently being processed. For example, you might be trying to post goods movements while another transaction is being processed.
  Locking Mechanism: SAP uses a locking mechanism to prevent data inconsistencies. If one user is performing an activity that locks certain data, another user trying to perform a conflicting activity will encounter this error.
  
  Configuration Issues: There may be configuration settings in the system that restrict certain activities from being performed together.
  
  
  Solution:
  To resolve the MA790 error, you can take