Flow errors

I have Flow version 0.32.0 and ex-navigation version 1.5.26. When I run flow in my project root I got this:

node_modules/@exponent/ex-navigation/src/ExNavigationAlertBar.js:153
153:     this._textContainerRef.measure((l, t, w, height) => {
         ^ call of method `measure`. Function cannot be called on
153:     this._textContainerRef.measure((l, t, w, height) => {
         ^ property `measure` of unknown type

node_modules/@exponent/ex-navigation/src/ExNavigationStack.js:435
435:         <AlertBarComponent
             ^ React element `AlertBarComponent`
435:         <AlertBarComponent
             ^ React element `AlertBarComponent`. Expected React component instead of
431:     const AlertBarComponent = this.props.alertBarComponent || this.context.alertBarComponent || ExNavigationAlertBar;
                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mixed

node_modules/@exponent/ex-navigation/src/ExNavigationStack.js:435
435:         <AlertBarComponent
             ^ React element `AlertBarComponent`
435:         <AlertBarComponent
             ^ React element `AlertBarComponent`. Expected React component instead of
431:     const AlertBarComponent = this.props.alertBarComponent || this.context.alertBarComponent || ExNavigationAlertBar;
                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ property `alertBarComponent` of unknown type

node_modules/@exponent/ex-navigation/src/ExNavigationStack.js:472
472:       <HeaderComponent
           ^ React element `HeaderComponent`
472:       <HeaderComponent
           ^ React element `HeaderComponent`. Expected React component instead of
464:     const HeaderComponent = this.props.headerComponent || this.context.headerComponent || NavigationBar;
                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mixed

node_modules/@exponent/ex-navigation/src/ExNavigationStack.js:472
472:       <HeaderComponent
           ^ React element `HeaderComponent`
472:       <HeaderComponent
           ^ React element `HeaderComponent`. Expected React component instead of
464:     const HeaderComponent = this.props.headerComponent || this.context.headerComponent || NavigationBar;
                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ property `headerComponent` of unknown type

node_modules/@exponent/ex-navigation/src/drawer/ExNavigationDrawer.js:165
165:         {items.map(item => this.renderItemContent(item))}
              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call of method `map`
165:         {items.map(item => this.renderItemContent(item))}
                                                       ^^^^ undefined. This type is incompatible with
170:   renderItemContent(drawerItem: Object) {
                                     ^^^^^^ object type

node_modules/@exponent/ex-navigation/src/drawer/ExNavigationDrawerLayout.js:78
 78:     return this.props.items.map((item, index) => {
                ^ call of method `map`. Method cannot be called on
 78:     return this.props.items.map((item, index) => {
                ^^^^^^^^^^^^^^^^ property `items` of unknown type

node_modules/@exponent/ex-navigation/src/sliding-tab/ExNavigationSlidingTab.js:198
198:     return tabItem && tabItem.renderLabel ? tabItem.renderLabel(options) : null;
                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call of method `renderLabel`. Function cannot be called on
198:     return tabItem && tabItem.renderLabel ? tabItem.renderLabel(options) : null;
                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ property `renderLabel` of unknown type

node_modules/@exponent/ex-navigation/src/tab/ExNavigationTab.js:171
171:         {tabs.map(tab => this.renderTab(tab))}
              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call of method `map`
171:         {tabs.map(tab => this.renderTab(tab))}
                                             ^^^ undefined. This type is incompatible with
176:   renderTab(tabItem: Object) {
                          ^^^^^^ object type


Found 9 errors

Am I missing some configurations or what is the problem?