*** This bug is a duplicate of bug 1557115 ***
https://bugs.launchpad.net/bugs/1557115
Installing python-xdg overcomes this problem.
I have just found this solution in another bug at
https://bugs.launchpad.net/ubuntu/+source/radiotray/+bug/1557115
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*** This bug is a duplicate of bug 1557115 ***
https://bugs.launchpad.net/bugs/1557115
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: radiotray (Ubuntu)
Status: New => Confirmed
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*** This bug is a duplicate of bug 1557115 ***
https://bugs.launchpad.net/bugs/1557115
** This bug has been marked a duplicate of bug 1557115
[regression] RadioTray won't launch without python-xdg
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Bugs, which is