Environment
Migration Tool Kit
Situation
The error "skip attachment because parentitem has no id (probably error while creating the parentitem)" appears in the logs.
Resolution
The MTK is attempting to migrate a child item but the parent item does not exist. The parent item probably failed migration there is usually a D01B or EA02 error just prior to this error. There will be one error per child item attempting to be migrated.
Additional Information
This article was originally published in the GWAVA knowledgebase as article ID 2848.