Uncaught TypeError: Cannot read property 'null' of undefined

[dvddpl]

[Enter steps to reproduce below:]

1. ...
2. ...

Atom Version: 1.8.0
System: Mac OS X 10.11.4
Thrown From: json-schema package, v0.1.15

Stack Trace

Uncaught TypeError: Cannot read property 'null' of undefined

At /Users/ddepaolis/.atom/packages/json-schema/node_modules/react/lib/ReactMount.js:636

TypeError: Cannot read property 'null' of undefined
    at Object.ReactMount.findReactContainerForID (/Users/ddepaolis/.atom/packages/json-schema/node_modules/react/lib/ReactMount.js:636:50)
    at findParent (/Users/ddepaolis/.atom/packages/json-schema/node_modules/react/lib/ReactEventListener.js:39:30)
    at handleTopLevelImpl (/Users/ddepaolis/.atom/packages/json-schema/node_modules/react/lib/ReactEventListener.js:74:16)
    at ReactDefaultBatchingStrategyTransaction.Mixin.perform (/Users/ddepaolis/.atom/packages/json-schema/node_modules/react/lib/Transaction.js:134:20)
    at Object.ReactDefaultBatchingStrategy.batchedUpdates (/Users/ddepaolis/.atom/packages/json-schema/node_modules/react/lib/ReactDefaultBatchingStrategy.js:66:19)
    at Object.batchedUpdates (/Users/ddepaolis/.atom/packages/json-schema/node_modules/react/lib/ReactUpdates.js:110:20)
    at ReactEventListener.dispatchEvent (/Users/ddepaolis/.atom/packages/json-schema/node_modules/react/lib/ReactEventListener.js:174:20)

Commands

     -6:22.7.0 core:copy (atom-text-editor.editor.is-focused)
     -1:13.3.0 editor:move-to-first-character-of-line (atom-text-editor.editor.is-focused)
     -1:10.8.0 core:select-all (atom-text-editor.editor.is-focused)
     -1:10 core:backspace (atom-text-editor.editor.is-focused)
     -1:08.8.0 core:save (atom-text-editor.editor.is-focused)
     -0:17 core:select-all (atom-text-editor.editor.is-focused)
     -0:16.2.0 core:backspace (atom-text-editor.editor.is-focused)
     -0:15.3.0 core:save (atom-text-editor.editor.is-focused)

Config

{
  "core": {
    "disabledPackages": [
      "omnisharp-atom"
    ],
    "packagesWithKeymapsDisabled": [
      "omnisharp-atom"
    ]
  }
}

Installed Packages

# User
atom-yeoman, v0.3.15
bracket-matcher, v0.82.1
editorconfig, v1.4.1
intellij-idea-keymap, v0.2.0
json-schema, v0.1.15
language-csharp, v0.12.1
language-ruby, v0.68.5
linter, v1.11.4
minimap-git-diff, v4.2.0
ruby-block, v0.3.5

# Dev
No dev packages

[dkniffin]

I was also getting this. Not sure what was causing it, but reloading the atom window seems to have fixed it for me.

Edit: Nevermind. It's back. It's quite annoying.

[asbjornu]

Same here.