VERIFIED SOLUTION i

Is it possible to find 'doc instance id' corresponding to an invalid email address in EngageOne Deliver ?

In EngageOne Deliver application logs, invalid email address and Document Interchange Journal file (DIJ) name gets printed. Refer following log snippet.
 
User-added image

Also, the erroneous DIJ files are moved to 'error' folder.
UPDATED:  April 23, 2018