How To Fix MQ150 - You are only allowed to flag one package as "active"

MQ150 - Overview

• Message type: E = Error

• Message class: MQ - Messages for Euro Changeover Package

• Message number: 150

• Message text: You are only allowed to flag one package as "active"

What causes this issue?

You want to flag a second package as active. Since the
changeover/runtime forecast is always carried out for the active
package, you can only ever activate one package.

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?

Deactivate the active package and activate the one you require.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MQ150 - You are only allowed to flag one package as "active" ?

  The SAP error message MQ150, which states "You are only allowed to flag one package as 'active'," typically occurs in the context of transport management within SAP systems. This error arises when you attempt to set multiple transport requests (packages) as "active" in the same transport layer or system, which is not permitted.
  
  Cause:
  
  Multiple Active Packages: The primary cause of this error is that there is already one transport request flagged as "active" in the system, and you are trying to activate another one.
  Transport Layer Configuration: The transport layer may be configured in such a way that it only allows one active transport request at a time.
  Incorrect Transport Management: There may be a misunderstanding or mismanagement of the transport requests, leading to attempts to activate more than one at the same time.
  
  
  Solution:
  
  Check Active Transport Requests: Before attempting to activate a new transport request, check which transport request is currently active. You