Forcing changes to queue properties

In certain circumstances, when you change queue attributes and then click OK, an error message is displayed that says that your changes cannot be made unless you force them.

You must force changes to local queues in the following circumstances:

• The Shareability attribute on the Extended property page is specified as Unshareable.
• One or more applications have the queue open for input.
• Both of the following are true:
  • The Usage attribute is changed.
  • Either one or more messages are on the queue, or one or more applications have the queue open.

You must force changes to alias queues in the following circumstances:

• The Base queue attribute is specified.
• An application has the queue open.

You must force changes to remote queues in the following circumstances:

• The Transmission queue attribute is changed.
• One or more applications have this queue open as a remote queue.
• Both of the following are true:
  • Any of Remote queue, Remote queue manager, or Transmission queue are changed.
  • One or more applications have the queue open which resolved through this definition as a queue manager alias.