what does this error mean?

[J]

And why does MS not have info about it?

Diagnostic module {50e3b0eb-5780-49de-9eb5-8d53a51fd146}
(%windir%\system32\pcadm.dll) encountered an error while handling scenario
{d113e4aa-2d07-41b1-8d9b-c065194a791d}, instance
{941416ae-5068-43cd-aaa4-1205bc8e82e3}, original activity ID
{00000000-0000-0000-0000-000000000000}. The error code was -2147024882.

 

[Peter Foldes]

Here you go
http://support.microsoft.com/kb/322816

And it also refers to this

http://support.microsoft.com/kb/269794