Comment 5 for bug 1686173

Save fails for me, if start from the terminal I get

mike@mike-desktop:~$ pinta
*** Error in `/usr/bin/mono': double free or corruption (out): 0x000056419461d1b0 ***
======= Backtrace: =========
/lib/x86_64-linux-gnu/libc.so.6(+0x7908b)[0x7fc5ca3bd08b]
/lib/x86_64-linux-gnu/libc.so.6(+0x82c3a)[0x7fc5ca3c6c3a]
/lib/x86_64-linux-gnu/libc.so.6(cfree+0x4c)[0x7fc5ca3cad2c]
[0x40c45b50]
....
..