Symptoms
Some notification is not sent by PBA-E, though all the settings seems to be correct.
Cause
The issue might be in not escaped # sign present in notification template body.
To verify that go to PBA Home> System> Settings> Notifications> Notification Templates.
Search and select needed template. Go to HTML
tab, press Preview
. If there is not escaped # sign you will see the error:
Not escaped #.
Do the same on Plain Text
tab.
Resolution
If you get the above error search for not escaped # sign in message body and escape it - \#.