MailMerge.State Property (Word)
Returns the current state of a mail merge operation. Read-only WdMailMergeState .
expression Required. A variable that represents a 'MailMerge' object.
This example executes a mail merge if the active document is a main document with an attached data source.
Set myMerge = ActiveDocument.MailMerge If myMerge.State = wdMainAndDataSource Then myMerge.Execute