Resolution
fact
Exchange Migrator 1.x
fact
Exchange Migrator 2.x
symptom
EMAMappings.Tab file size is empty (0 bytes).
cause
This issue is caused by the source server not being available at the time of the export.
fix
Verify that the source Exchange Server is available, and then export the migrated objects.
Exchange Migrator 1.x
fact
Exchange Migrator 2.x
symptom
EMAMappings.Tab file size is empty (0 bytes).
cause
This issue is caused by the source server not being available at the time of the export.
fix
Verify that the source Exchange Server is available, and then export the migrated objects.
Additional Information
Formerly known as NETIQKB10304