Email address exclusion is not working

Description

For some reason, a particular email address is still being added to the Recipient/CopyRecipient fields and I cannot figure out why:
1) Order of excluded emails does not matter
2) Case did not make a difference
... configuration and examples attached

Environment

None

Preliminary Test Cases

None

Assignee

Tibor Hegyi

Reporter

taber loveless

Labels

None

Access to limited visibility issues

None

Product platform

None

Module Dependency

None

Components

Fix versions

Affects versions

Priority

Major
Configure