Attempted to handle event `deleteRecord` on while in state root.loaded.updated.inFlight-someid>

The exact question wasn't asked before.

I am getting both Warning and Uncaught Error as below:

[![enter image description here][1]][1]

  [1]: http://ift.tt/2eyNc1d

I set firebase rules to:

    {       "rules": {         ".read": true,         ".write": true       }     }

But it still didn't work.

What could be the problem?