The problem disappeared after reinstalling. After reconfiguring my guess is that I might have entered an Hebrew email site title in the admin/site_settings/category/email.
Should consider it when you see “[Sender] 501 Syntax error” in the future.
The problem disappeared after reinstalling. After reconfiguring my guess is that I might have entered an Hebrew email site title in the admin/site_settings/category/email.
Should consider it when you see “[Sender] 501 Syntax error” in the future.