Die Funktionalität dieser Website ist durch Wartungsarbeiten eingeschränkt, die Ihr Erlebnis verbessern sollen. Wenn ein Artikel Ihr Problem nicht löst und Sie eine Frage stellen möchten, können Sie unsere Gemeinschaft über @FirefoxSupport auf Twitter, /r/firefox oder Reddit fragen.

Hilfe durchsuchen

Vorsicht vor Support-Betrug: Wir fordern Sie niemals auf, eine Telefonnummer anzurufen, eine SMS an eine Telefonnummer zu senden oder persönliche Daten preiszugeben. Bitte melden Sie verdächtige Aktivitäten über die Funktion „Missbrauch melden“.

Weitere Informationen

I am getting errors when receiving some valid html messages that state 'Unknown property 'mso-table-xxxx '

  • 3 Antworten
  • 1 hat dieses Problem
  • 1 Aufruf
  • Letzte Antwort von Matt

more options

I am getting a valid forwarded email in html format, but only see the html tags/text when in Thunderbird. Most html comes in fine, but when I receive an occasional mail sent from another Thunderbird user I get error messages stating 'Unknown property 'mso-margin-top-alt', or 'Unknown property 'mso-margin-top-alt', etc.

I am getting a valid forwarded email in html format, but only see the html tags/text when in Thunderbird. Most html comes in fine, but when I receive an occasional mail sent from another Thunderbird user I get error messages stating 'Unknown property 'mso-margin-top-alt', or 'Unknown property 'mso-margin-top-alt', etc.

Alle Antworten (3)

more options

The mso in mso-whatever refers to Microsoft Office. Someone may have composed the message in Word and pasted into Thunderbird, or it may have been edited in Microsoft Outlook at some point.

That still doesn't explain why the message display is corrupted because most programs simply ignore tags/properties they can't understand. There probably is some other problem with the message that is causing the HTML portion of it not to be rendered normally.

more options

If I save the email as an .html file, I can open it in almost any program except Thunderbird and it renders correctly.

more options

Thunderbird sanitized HTML that is renders to block unsafe actions from the HTML source. However without seeing the actual source it is difficult to comment on your specifics. I have found that anti virus products have a nasty habit of corrupting HTML as the scan messages.

The last similar source I saw the mailer was placing everything in the head section of the HTML