Description of the behaviour: When using the search in the 'Visualization Toolbox' dialog, the PLC Designer is no longer operable.
Conditions under which the behavior occurs: If several letters are entered in quick succession in the search field of the 'Visualization Toolbox' dialog, it is possible that the PLC Designer will no longer be operable.
Affected products: PLC Designer from V4.0
Short-term measures, Recommendations, Rating:
As a short-term solution, minimize the PLC Designer window and then maximize it. The PLC Designer can then be operated again.