This might be similar to bug 296422. When we switch to wide view, some widgets get reparented, you have to reload the docshell, and the call to ReloadMessages raises an exception. This happens in thunderbird 1.5 on windows as well.
This might be similar to bug 296422. When we switch to wide view, some widgets get reparented, you have to reload the docshell, and the call to ReloadMessages raises an exception. This happens in thunderbird 1.5 on windows as well.