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Rapid Application Development with Mozilla™ by Nigel McFarlane

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10.10. Debug Corner: Diagnostic Windows

Before exploring window diagnostics, let's consider a cautionary remark about Microsoft Windows. When you are in the middle of constructing a still-buggy XUL application on Windows, the Mozilla Platform can occasionally become confused. The result of this confusion is that the platform remains in memory even when the last Mozilla window is shut down. When subsequent windows are started, they attach to the existing, confused instance of the platform. The most obvious symptom of this problem is that, no matter how hard you try, your changes to source files never appear in newly displayed windows.

To detect this problem, note that the splash screen only appears when the platform is first started: no splash ...

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