You are getting this message because:
- A recruiter cannot send the same email to a jobseeker more than once within 7 days.
- A recruiter cannot send more than two different emails to a jobseeker within 7 days.
This is done to improve the jobseeker experience W.R.T Resdex emails and subsequently improve the mail delivery rate.
In order to mail the candidates whom you have not contacted so far, please hide these candidates from search result page using hide Emailed functionality.