Browser has problems downloading Mail Attachments in GMail

REPRODUCIBILITY (% or how often): 100%
BUILD ID = OS VERSION (Settings > About product): 4.3
HARDWARE (XA2, X10, X10 II, …): XA2 Plus
UI LANGUAGE: English
REGRESSION: (compared to previous public release: Yes, No, ?): i exprience this problem always. never worked.

DESCRIPTION:

It is not possible to download gmail mail attachments via the browser - > I always get an XML Parsing Error: undefined entity. Since i have no problems with deskto browsers to access the attachemnts - must be some SFOS Browser issue.

PRECONDITIONS:

STEPS TO REPRODUCE:

  1. receive an EMail via GMail
  2. Login to gmail via the browser
  3. go to a mail with attachements
  4. try to download an attachemnt.

EXPECTED RESULT:

attachment is downloaded

ACTUAL RESULT:

error is displayed in the browser.

ADDITIONAL INFORMATION:

(Please ALWAYS attach relevant data such as logs, screenshots, etc…)