flowdock

TypeError: this.initialize.apply is not a function. (In 'this.initialize.apply(this,arguments)', 'this.initialize.apply' is an instance of Object)
Modelowl-web-c9a2df36e07e71c26e3a436290cef395.js:28639
towl-web-c9a2df36e07e71c26e3a436290cef395.js:10605
_prepareModelowl-web-c9a2df36e07e71c26e3a436290cef395.js:28986
setowl-web-c9a2df36e07e71c26e3a436290cef395.js:28868
addowl-web-c9a2df36e07e71c26e3a436290cef395.js:28828
resetowl-web-c9a2df36e07e71c26e3a436290cef395.js:28907
resetowl-web-c9a2df36e07e71c26e3a436290cef395.js:2188
setowl-web-c9a2df36e07e71c26e3a436290cef395.js:9400
(anonimowa funkcja)owl-web-c9a2df36e07e71c26e3a436290cef395.js:9376
(anonimowa funkcja)owl-web-c9a2df36e07e71c26e3a436290cef395.js:8968
onackowl-web-c9a2df36e07e71c26e3a436290cef395.js:54881
onpacketowl-web-c9a2df36e07e71c26e3a436290cef395.js:54864
(anonimowa funkcja)owl-web-c9a2df36e07e71c26e3a436290cef395.js:54969:537
emitowl-web-c9a2df36e07e71c26e3a436290cef395.js:55006
ondecodedowl-web-c9a2df36e07e71c26e3a436290cef395.js:54723
(anonimowa funkcja)owl-web-c9a2df36e07e71c26e3a436290cef395.js:54969:537
emitowl-web-c9a2df36e07e71c26e3a436290cef395.js:55006
addowl-web-c9a2df36e07e71c26e3a436290cef395.js:56537
ondataowl-web-c9a2df36e07e71c26e3a436290cef395.js:54721
(anonimowa funkcja)owl-web-c9a2df36e07e71c26e3a436290cef395.js:54969:537
emitowl-web-c9a2df36e07e71c26e3a436290cef395.js:55006
onPacketowl-web-c9a2df36e07e71c26e3a436290cef395.js:55228
(anonimowa funkcja)owl-web-c9a2df36e07e71c26e3a436290cef395.js:55135
emitowl-web-c9a2df36e07e71c26e3a436290cef395.js:55006
onPacketowl-web-c9a2df36e07e71c26e3a436290cef395.js:55337:253
onDataowl-web-c9a2df36e07e71c26e3a436290cef395.js:55337:200
onmessageowl-web-c9a2df36e07e71c26e3a436290cef395.js:55622:278

Hello.
I have similar issue on iOS, while using Backbone.
What was this issue related with?