The root cause is bug 27112, the only known work around is to reload(sys) to undo the damage (https://bugzilla.gnome.org/show_bug.cgi?id=132040#c10)
The root cause is bug 27112, the only known work around is to reload(sys) to undo the damage (https:/ /bugzilla. gnome.org/ show_bug. cgi?id= 132040# c10)