If the launch date is blank on a Marketing Effort at the time of activation the date sent for the Communication on the Constituent record may be blank.
We're currently evaluating this issue for a fix in a future patch or service pack.
Steps to Duplicate
1. Select Direct Marketing Efforts from the Marketing and communications functional area 2. Click add 3. Select Example Complex Mail Template and click next 4. Enter a name 5. Due date = today 6. Click save 7. Click Add > Constituent Segment 8. Segment = All constituents 9. Package = bbtest package 10. Click save 11. Click activate marketing effort 12. Search for appeal 13. Click add 14. Enter a name 15. Enter a description 16. Click save 17. Return to the ME 18. Select the segment and click list members 19. Select the link to any constituent 20. Select the communciations tab 21. Note the date sent is blank