The issue has been fixed in that update it seems
https://launchpad.net/ubuntu/+source/media-
hub/2.0.0+15.04.20150108-0ubuntu1
** Changed in: media-hub (Ubuntu)
Status: New = Fix Released
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that's one of the most reported issues on e.u.c for vivid, setting as
high
** Changed in: media-hub (Ubuntu)
Importance: Undecided = High
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https://bugs.launchpad.net/bugs/1398066