The users is experiencing this issue because he/she does not have the necessary permissions to run this task.  Ensure that the user has the following permissions:

1.  Open BBEC
2.  Select Administration, Security
3.  Open the security Group that the user receiving the error is a member of. 
4.  Ensure that the following are granted for this user's role:
- From the Marketing Effort section in Feature explorer, Marketing Effort Export Definition: Post-Save and Marketing Effort Export Process Output: Update