Anonymous monks post highlights the fact you fail to mention which module you are using in your question. In this thread you don't mention Win32::GUI until asked, don't expect people to trail back through your previous questions to try and understand what you are talking about.

The easier you make it for people to help you, the more likely it is that they will. See also How do I post a question effectively? and What shortcuts can I use for linking to other information? which are displayed when you preview a post before creating it.

Martin