ErrorDialogue: Fixed issue with missing exception message
ErrorDialogue: Fixed issue with missing exception message

GafferHQ/gaffer,andrewkaufman/gaffer,lucienfostier/gaffer,hradec/gaffer,lucienfostier/gaffer,johnhaddon/gaffer,andrewkaufman/gaffer,boberfly/gaffer,hradec/gaffer,ImageEngine/gaffer,GafferHQ/gaffer,appleseedhq/gaffer,appleseedhq/gaffer,ImageEngine/gaffer,hradec/gaffer,boberfly/gaffer,andrewkaufman/gaffer,appleseedhq/gaffer,boberfly/gaffer,GafferHQ/gaffer,johnhaddon/gaffer,GafferHQ/gaffer,lucienfostier/gaffer,lucienfostier/gaffer,appleseedhq/gaffer,ImageEngine/gaffer,hradec/gaffer,andrewkaufman/gaffer,hradec/gaffer,johnhaddon/gaffer,andrewkaufman/gaffer,johnhaddon/gaffer,GafferHQ/gaffer,ImageEngine/gaffer,johnhaddon/gaffer,boberfly/gaffer