activities portlet does not generate valid xml in feeds

• Type: Bug
• Status: Verified
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 6.0.5 GA, 6.0.12 EE, 6.1.0 CE RC1, 6.2.0 CE M4
• Fix Version/s: None
• Component/s: Social Networking, Social Networking > Activities
• Labels:
  • QA-VC
• Environment: Tomcat 7.0 + MySQL 5. Portal 6.1.x EE GIT ID: ee377ab6647df0d855b2eb051e3477c772a9cb7f. ; Tomcat 7.0 + MySQL 5. Portal 6.2.x GIT ID: 7d9cb7462b0e501539b8addee287a2ca0d5c834f.
• Fix Priority: 3
• Similar Issues: Show 5 results ; ;

  LPS-11577	RSS Feed from activities portlet is not valid
  LPS-20654	Activities portlet's RSS feed rendered as HTML instead of XML in Google Chrome
  LPS-20133	Portlet - RSS: An XML file is generated when the user test RSS Feed in the Chrome.
  LPS-14981	RSS Feed for Activities Portlet broken
  LPS-14303	Asset Publisher RSS Feed does not validate in www.feedvalidator.org and cannot be used in some feed readers like facebook

the activities portlet does not generate valid xml, there is a space before '<?xml '. this causes firefox to parse it as html and it is not shown as feed.

[Benjamin Yeh]

Confirmed the issue in 6.0.5, 6.0.11 and trunk running Tomcat + MySQL, see attachment

Moviing over to sprint sp

I also noticed that some of the other portlets don't with work with certain browsers, especially Chrome.

[Yang Gao]

Reproduced on:
Tomcat 7.0 + MySQL 5. Portal 6.1.x EE GIT ID: ee377ab6647df0d855b2eb051e3477c772a9cb7f.
Tomcat 7.0 + MySQL 5. Portal 6.2.x GIT ID: 7d9cb7462b0e501539b8addee287a2ca0d5c834f.

When click "Subcribe to Liferay's activities", it will show "This XML file does not appear to have any style information associated with it. The document tree is shown below."