Nantris

Uncaught Error: `Node.assertPath` could not find node with path or key: null
    at Document.ElementInterface.(:8080/anonymous function) [as assertPath] (http://localhost:8080/main-aa87fe22906ca75136c8.js:176320:13)
    at Commands$3.(:8080/anonymous function) (http://localhost:8080/main-aa87fe22906ca75136c8.js:171017:25)
    at Editor.command (editor.js:148)
    at Editor$$1.command (editor.js:209)
    at Editor$$1.command (createPrototypeProxy.js:44)
    at onCommand (commands.js:21)
    at next (editor.js:276)
    at Editor.run (editor.js:325)
    at Editor.command (editor.js:156)

Nantris

import { Editor } from 'slate-react'
import { Value } from 'slate'

import React from 'react'
import initialValue from './value.json'
import { isKeyHotkey } from 'is-hotkey'
import { Button, Icon, Toolbar } from '../components'

/**
 * Define the default node type.

Nantris

~ $ dmesg
[    0.000000] Linux version 4.15.0-20-generic (buildd@lgw01-amd64-039) (gcc version 7.3.0 (Ubuntu 7.3.0-16ubuntu3)) #21-Ubuntu SMP Tue Apr 24 06:16:15 UTC 2018 (Ubuntu 4.15.0-20.21-generic 4.15.17)
[    0.000000] Command line: BOOT_IMAGE=/vmlinuz-4.15.0-20-generic root=/dev/mapper/mint--vg-root ro quiet splash
[    0.000000] KERNEL supported cpus:
[    0.000000]   Intel GenuineIntel
[    0.000000]   AMD AuthenticAMD
[    0.000000]   Centaur CentaurHauls
[    0.000000] Disabled fast string operations
[    0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'
[    0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'

Nantris

{
  "presets": [
    ["env", {
      "targets": { "node": 8 },
      "useBuiltIns": true
    }],
    "stage-0",
    "react"
  ],
  "plugins": [