bugfix when use "Time Series - Line Chart" and "Big Number with Trendline" on dashboard

[yamoe]

when i use "Time Series - Line Chart" and "Big Number with Trendline" on dashboard.
just show a blank page in grid-container.

error message in web console log :

Dashboard.jsx:150 Uncaught TypeError: Cannot read property 'concat' of undefined
    at Dashboard.getFormDataExtra (Dashboard.jsx:150)
    at GridLayout.jsx:151
    at Array.map (<anonymous>)
    at GridLayout.render (GridLayout.jsx:134)
    at ReactCompositeComponent.js:793
    at measureLifeCyclePerf (ReactCompositeComponent.js:73)
    at ReactCompositeComponentWrapper._renderValidatedComponentWithoutOwnerOrContext (ReactCompositeComponent.js:792)
    at ReactCompositeComponentWrapper._renderValidatedComponent (ReactCompositeComponent.js:819)
    at ReactCompositeComponentWrapper.performInitialMount (ReactCompositeComponent.js:359)
    at ReactCompositeComponentWrapper.mountComponent (ReactCompositeComponent.js:255)

because of formDataExtra.extra_filters and formDataExtra.filters is "undefined"
at incubator-superset/superset/assets/src/dashboard/components/Dashboard.jsx (about 145 lines)

[mistercrunch]

Which version is this? Does it happen on master ?

[yamoe]

yes. it's happened master HEAD version.

[yamoe]

this bug has disappeared and i close it.
thx