Dock windows crash on Vista

[Former user]

Originally reported on Google Code with ID 212 ``` What steps will reproduce the problem? 1. Start program 2. Click View 3. Choose Math Book or Constants or Functions or Variables or History

What is the expected output? What do you see instead? Appear the chosen view. Crash program.

What version of the product are you using? On what operating system? 0.10.1. Vista Home Premium.

Please provide any additional information below. In one computer with Vista it works, not the other. ```

Reported by `GL.Dose` on 2008-09-13 04:28:07

[Former user]

``` This is a duplicate of issue 196. ```

Reported by `helder.pereira.correia` on 2008-09-13 19:51:17 - Status changed: `Duplicate`