Tested with バージョン 5.7.0.16.20161213213754_1ad3545 The My request submenu is not localized for German language. Other languages are fine. Please see attached screenshot. Changing the status back to assigned.
Created attachment 1232057 [details] unlocalized my requests submenu for dE_DE
This bug is because the German translation for 5.7. Service UI hasn't been 100% completed (it's about 82% completed).
https://github.com/ManageIQ/manageiq-ui-service/pull/417
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://rhn.redhat.com/errata/RHSA-2017-0320.html