Generation of designer file failed: Exception from HRESULT: 0x80042929
<p>What does the following error mean?  </p>

<p>Geeneration of designer file failed: Exception from HRESULT: 0x80042929  </p>

<p>It started showing up in my application when building and I'm not sure what's causing it.  I'm using VS.Net 2008 and .Net 3.5</p>
