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SBS 2003 migration to SBS 2008 - Adprep returned: ConnectionError(4)  Skipping domain prep, since ADPrep failed.

Last Modified: 2012-06-27
I ran all the health checks before running the Source Server Migration Tool and getting

Adprep returned: ConnectionError(4)  Skipping domain prep, since ADPrep failed, the two other steps complete OK

ANy idea what is wrong? I have no AV and nothing fancy installed on the source server

Thank you
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