I had this problem as well. After quick googling I found out that they had similar issue in software called Gajim. Here is explained why is this happening: http://trac.gajim.org/ticket/674#comment:6 They solved it like this: http://trac.gajim.org/attachment/ticket/674/gajim-eintr3.diff
I adapted their to solution to backintime, diff is included as an attachment. I've been using this fix for a few days now and I haven't noticed this problem anymore.
I had this problem as well. After quick googling I found out that they had similar issue in software called Gajim. trac.gajim. org/ticket/ 674#comment: 6 trac.gajim. org/attachment/ ticket/ 674/gajim- eintr3. diff
Here is explained why is this happening: http://
They solved it like this: http://
I adapted their to solution to backintime, diff is included as an attachment. I've been using this fix for a few days now and I haven't noticed this problem anymore.