[Merge] lp:~rohangarg/software-properties/fix-for-1307170 into lp:software-properties

[KDEUSER56]

Review: Approve

Solves the issue for me with high probability (this is an issue not reproducible every time, so one cannot confirm 100%), but I tried it quite often and it does not crash anymore
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https://code.launchpad.net/~rohangarg/software-properties/fix-for-1307170/+merge/215580
Your team Ubuntu Core Development Team is requested to review the proposed merge of lp:~rohangarg/software-properties/fix-for-1307170 into lp:software-properties.