# System Parameters

'IW' | Force INVOKE WAIT

## Description

When the 'IW' parameter is enabled (default), it forces PxPlus to wait until the command for the INVOKE WAIT directive or SYS( ) function is completed.

When this parameter is disabled, the user can force PxPlus to exit the wait state and continue to run by clicking on the PxPlus window or changing focus to it.

## Default

On - Forces PxPlus to wait until the command for the INVOKE WAIT directive or SYS( ) function is completed.

## See Also

INVOKE WAIT
SYS( ) Invoke Operating System Command