If you encounter problems while sending your campaigns it’s most likely a problem with your cron setup.
Check if your Cron is setup correctly
A working cron is essential to get your campaign out. Please make sure you have setup it up correctly.
Make sure there’s no Cron Lock in place
A cron lock is a mechanism to prevent duplicate emails. Make sure it’s not blocking you from sending emails.
An RSS feed source is maybe not reachable
If you use RSS Feed campaigns, you should ensure the feed URL is reachable.
Other Problems
If your cron is working fine you may have other problems. Please check our help article here.