When you use the Synchronization workflow from version 2007.1 , it is necessary to reupload the synchronization.xml , to ensure that dependent content is calculated correctly for synchronization. Also the class DefaultStartSynchronizationWorkflowFormBase was adapted to ensure that values of additional workflow fields, implementing the IAdditionalWorkflowDisplayFieldMixin are passed to the Synchronization workflow (the Translation workflow is not affected by this).

(CMS-17933)