Could you try and install the dbgsym packages as indicated by https://wiki.ubuntu.com/DebuggingProgramCrash#Debug_Symbol_Packages to see if that allows you to generate backtraces?
And please do not use proposed repos on Vivid, this is not supported.
Could you try and install the dbgsym packages as indicated by https:/ /wiki.ubuntu. com/DebuggingPr ogramCrash# Debug_Symbol_ Packages to see if that allows you to generate backtraces?
And please do not use proposed repos on Vivid, this is not supported.