Increase robustness when sending email fails

Registered by Kai Blin

Currently a lot of failures when trying to send an email trigger uncaught exceptions. Catch those and provide proper error messages.

Blueprint information

Status:
Complete
Approver:
None
Priority:
Undefined
Drafter:
Kai Blin
Direction:
Needs approval
Assignee:
Kai Blin
Definition:
New
Series goal:
None
Implementation:
Implemented
Milestone target:
milestone icon 0.5.0
Started by
Kai Blin
Completed by
Kai Blin

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