Error: Unable to connect to \\machine_name\ADMIN$. rc=122. The data area passed to a system call i (NETIQKB6571)

fact
Domain Migration Administrator 6.x

fact
Domain Migration Administrator 7.x

fact
Server Consolidator 2.0

fact
Server Consolidator 7.x

symptom
Error: 'Unable to connect to\\machine_name\ADMIN$. rc=122.  The data area passed to a system call is too small.'

symptom
Error: 'Failed to launch agent on \\machine_name, hr=8007007a   The data area passed to a system call is too small.'

cause
Either the account that is logged in to the Domain Migration Administrator console or the account that was specified in the security translation wizard is a member of too many groups, causing an overflow in the buffer that stores the access token.

fix

Use an account that has fewer group memberships for your migration.

Formerly known as NETIQKB6571