javascript - owner-based and parent-based contexts differ (values: `` vs ``) for key -

i trying use contextin reactjs keep getting warning react have tried playing as can nothing seems work,

i read post send comments, didn't much.

followed few online tutorials cant seem solve problem, not sure doing wrong.

the error: warning: owner-based , parent-based contexts differ (values: `` vs ``) key (filteritems) while mounting categoriechooser

here layout

var application = react.createclass({     childcontexttypes: {          filteritems: react.proptypes.array     },     getchildcontext: function() {          return { filteritems: [] };     },     render: function() {       return (         <div>           <banner />           <categoriechooser />         </div>       );     } });  var categoriechooser = react.createclass({   contexttypes: {   filteritems: react.proptypes.array  },   ... })