Page was not translated immediately after login

Steps to reproduce:

1. install JIRA and JIRA Service Desk
2. set the Default Language in the General Configuration as French or German
3. create a new user(eg:usera) used different preferable language . Eg: English
4. login as usera into Service Desk
5. (BUG) the My Request will not use English. please refer to screencast sds2 for reference.
6. refresh the page and the My Request will used English

Browser tested: Chrome and Firefox
Environment tested: JIRA 6.2.5 and JIRA Service Desk 1.2.6.1 so far