Exception in rendering! Message: Symbol is not defined ReferenceError: Symbol is not defined at PressList.render (/tmp/nacmartin_phpexecjs66a4d28106c964.98623782.js:34928:53) at /tmp/nacmartin_phpexecjs66a4d28106c964.98623782.js:60796:21 at measureLifeCyclePerf (/tmp/nacmartin_phpexecjs66a4d28106c964.98623782.js:60076:12) at ReactCompositeComponent._renderValidatedComponentWithoutOwnerOrContext (/tmp/nacmartin_phpexecjs66a4d28106c964.98623782.js:60795:25) at ReactCompositeComponent._renderValidatedComponent (/tmp/nacmartin_phpexecjs66a4d28106c964.98623782.js:60822:32) at ReactCompositeComponent.performInitialMount (/tmp/nacmartin_phpexecjs66a4d28106c964.98623782.js:60362:30) at ReactCompositeComponent.mountComponent (/tmp/nacmartin_phpexecjs66a4d28106c964.98623782.js:60258:21) at Object.ReactReconciler.mountComponent (/tmp/nacmartin_phpexecjs66a4d28106c964.98623782.js:7412:35) at /tmp/nacmartin_phpexecjs66a4d28106c964.98623782.js:65166:36 at ReactServerRenderingTransaction.TransactionImpl.perform (/tmp/nacmartin_phpexecjs66a4d28106c964.98623782.js:10427:20)