From Extjs4 to Extjs5 Uncaught TypeError: Cannot read property 'metaData' of null

Question

Uncaught TypeError: Cannot read property 'metaData' of null I'm still having this error.I moved from Extjs 4 to 5.Any Ideas?

Uncaught TypeError: Cannot read property 'metaData' of nullext-all-debug.js:61885 Ext.define.createAccessor.resultext-all-debug.js:61791 
Ext.define.readRecordsext-all-debug.js:59803 
Ext.define.readext-all-debug.js:61444 
Ext.define.processResponseext-all-debug.js:61746 (anonymous function)ext-all-debug.js:5750 Ext.apply.callbackext-all-debug.js:16297 
Ext.define.onCompleteext-all-debug.js:16236 
Ext.define.onStateChangeext-all-debug.js:4710 
Ext.Function.ExtFunction.bind

Answer 1

The data object that is pass into the method is null. Make sure that in your proxy definition your're pointing to the correct data root in your payload. Moreover creating a Sencha Fiddle or JSFiddle will be pretty helpful to solve this issue.