ios - Crash app when using Pod and run Masonry 3.party -

i have problem pod , masonry 3.party in project.

1. when download masonry 3.party in github , added in project. project running okey.

2. however, try pod. pod 'masonry'. when added masonry pod, project has project. has been crash when i'm running it.

log

2015-07-15 11:42:18.676 myapp[4249:122126] *** terminating app due uncaught exception 'nsinvalidargumentexception', reason: '-[uiview mas_makeconstraints:]: unrecognized selector sent instance 0x7fa23ba6f740'

please me solve problem. thanks.