topic Gmail does not open - Temporary Error, Numerical Code 4 in Firefox Labs https://connect.mozilla.org/t5/firefox-labs/gmail-does-not-open-temporary-error-numerical-code-4/m-p/118198#M4982 <P>Impossible to open Gmail, Tried all suggestions in vain</P> Wed, 18 Feb 2026 17:08:02 GMT Robert1618 2026-02-18T17:08:02Z Gmail does not open - Temporary Error, Numerical Code 4 https://connect.mozilla.org/t5/firefox-labs/gmail-does-not-open-temporary-error-numerical-code-4/m-p/118198#M4982 <P>Impossible to open Gmail, Tried all suggestions in vain</P> Wed, 18 Feb 2026 17:08:02 GMT https://connect.mozilla.org/t5/firefox-labs/gmail-does-not-open-temporary-error-numerical-code-4/m-p/118198#M4982 Robert1618 2026-02-18T17:08:02Z