Stuck on an issue?

Lightrun Answers was designed to reduce the constant googling that comes with debugging 3rd party libraries. It collects links to all the places you might be looking at while hunting down a tough bug.

And, if you’re still stuck at the end, we’re happy to hop on a call to see how we can help out.

problem "getting started"

See original GitHub issue

>       https://github.com/kriasoft/react-starter-kit.git MyApp
Cloning into 'MyApp'...
remote: Counting objects: 5565, done.
remote: Total 5565 (delta 0), reused 0 (delta 0), pack-reused 5565
Receiving objects: 100% (5565/5565), 1.85 MiB | 412.00 KiB/s, done.
Resolving deltas: 100% (3174/3174), done.
RayzerMac:~ rayzer$ cd MyApp
RayzerMac:MyApp rayzer$ yarn install
yarn install v1.2.1
[1/5] 🔍  Validating package.json...
[2/5] 🔍  Resolving packages...
[3/5] 🚚  Fetching packages...
[4/5] 🔗  Linking dependencies...
[5/5] 📃  Building fresh packages...
success Saved lockfile.
✨  Done in 25.79s.
RayzerMac:MyApp rayzer$ yarn start
yarn run v1.2.1
$ babel-node tools/run start
[16:46:58] Starting 'start'...
[16:46:58] Starting 'clean'...
[16:46:58] Finished 'clean' after 79 ms
[16:46:59] Compiling 'client'...
[16:46:59] Compiling 'server'...
Time: 314ms
 1 asset

ERROR in ./src/server.js
Module build failed: TypeError: [BABEL] /Users/rayzer/MyApp/src/server.js: Cannot read property 'allowMutablePropsOnTags' of undefined (While processing: "/Users/rayzer/MyApp/node_modules/babel-plugin-transform-react-constant-elements/lib/index.js")
    at transformReactConstantElement (/Users/rayzer/MyApp/node_modules/babel-plugin-transform-react-constant-elements/lib/index.js:10:41)
    at loadDescriptor (/Users/rayzer/MyApp/node_modules/babel-core/lib/config/option-manager.js:250:14)
    at loadPluginDescriptor (/Users/rayzer/MyApp/node_modules/babel-core/lib/config/option-manager.js:284:32)
    at /Users/rayzer/MyApp/node_modules/babel-core/lib/config/option-manager.js:73:14
    at Array.map (<anonymous>)
    at OptionManager.mergeOptions (/Users/rayzer/MyApp/node_modules/babel-core/lib/config/option-manager.js:72:34)
    at OptionManager.init (/Users/rayzer/MyApp/node_modules/babel-core/lib/config/option-manager.js:131:14)
    at manageOptions (/Users/rayzer/MyApp/node_modules/babel-core/lib/config/option-manager.js:59:30)
    at loadConfig (/Users/rayzer/MyApp/node_modules/babel-core/lib/config/index.js:20:38)
    at Object.transform (/Users/rayzer/MyApp/node_modules/babel-core/lib/transformation/pipeline.js:48:37)
 @ multi babel-polyfill ./src/server.js
[16:46:59] Failed to compile 'server' after 316 ms
(node:4110) UnhandledPromiseRejectionWarning: Unhandled promise rejection (rejection id: 1): Error: Compilation failed!
(node:4110) [DEP0018] DeprecationWarning: Unhandled promise rejections are deprecated. In the future, promise rejections that are not handled will terminate the Node.js process with a non-zero exit code.
Time: 1034ms
 2 assets

ERROR in ./src/client.js
Module build failed: TypeError: [BABEL] /Users/rayzer/MyApp/src/client.js: Cannot read property 'allowMutablePropsOnTags' of undefined (While processing: "/Users/rayzer/MyApp/node_modules/babel-plugin-transform-react-constant-elements/lib/index.js")
    at transformReactConstantElement (/Users/rayzer/MyApp/node_modules/babel-plugin-transform-react-constant-elements/lib/index.js:10:41)
    at loadDescriptor (/Users/rayzer/MyApp/node_modules/babel-core/lib/config/option-manager.js:250:14)
    at loadPluginDescriptor (/Users/rayzer/MyApp/node_modules/babel-core/lib/config/option-manager.js:284:32)
    at /Users/rayzer/MyApp/node_modules/babel-core/lib/config/option-manager.js:73:14
    at Array.map (<anonymous>)
    at OptionManager.mergeOptions (/Users/rayzer/MyApp/node_modules/babel-core/lib/config/option-manager.js:72:34)
    at OptionManager.init (/Users/rayzer/MyApp/node_modules/babel-core/lib/config/option-manager.js:131:14)
    at manageOptions (/Users/rayzer/MyApp/node_modules/babel-core/lib/config/option-manager.js:59:30)
    at loadConfig (/Users/rayzer/MyApp/node_modules/babel-core/lib/config/index.js:20:38)
    at Object.transform (/Users/rayzer/MyApp/node_modules/babel-core/lib/transformation/pipeline.js:48:37)
 @ multi babel-polyfill ./tools/lib/webpackHotDevClient ./src/client.js

ERROR in ./tools/lib/webpackHotDevClient.js
Module build failed: TypeError: [BABEL] /Users/rayzer/MyApp/tools/lib/webpackHotDevClient.js: Cannot read property 'allowMutablePropsOnTags' of undefined (While processing: "/Users/rayzer/MyApp/node_modules/babel-plugin-transform-react-constant-elements/lib/index.js")
    at transformReactConstantElement (/Users/rayzer/MyApp/node_modules/babel-plugin-transform-react-constant-elements/lib/index.js:10:41)
    at loadDescriptor (/Users/rayzer/MyApp/node_modules/babel-core/lib/config/option-manager.js:250:14)
    at loadPluginDescriptor (/Users/rayzer/MyApp/node_modules/babel-core/lib/config/option-manager.js:284:32)
    at /Users/rayzer/MyApp/node_modules/babel-core/lib/config/option-manager.js:73:14
    at Array.map (<anonymous>)
    at OptionManager.mergeOptions (/Users/rayzer/MyApp/node_modules/babel-core/lib/config/option-manager.js:72:34)
    at OptionManager.init (/Users/rayzer/MyApp/node_modules/babel-core/lib/config/option-manager.js:131:14)
    at manageOptions (/Users/rayzer/MyApp/node_modules/babel-core/lib/config/option-manager.js:59:30)
    at loadConfig (/Users/rayzer/MyApp/node_modules/babel-core/lib/config/index.js:20:38)
    at Object.transform (/Users/rayzer/MyApp/node_modules/babel-core/lib/transformation/pipeline.js:48:37)
 @ multi babel-polyfill ./tools/lib/webpackHotDevClient ./src/client.js
[16:47:00] Failed to compile 'client' after 1032 ms
Error: Compilation failed!
    at Compiler.<anonymous> (/Users/rayzer/MyApp/tools/start.js:47:16)
    at Compiler.applyPlugins (/Users/rayzer/MyApp/node_modules/tapable/lib/Tapable.js:61:14)
    at Watching._done (/Users/rayzer/MyApp/node_modules/webpack/lib/Compiler.js:104:17)
    at onCompiled (/Users/rayzer/MyApp/node_modules/webpack/lib/Compiler.js:54:18)
    at applyPluginsAsync.err (/Users/rayzer/MyApp/node_modules/webpack/lib/Compiler.js:514:14)
    at next (/Users/rayzer/MyApp/node_modules/tapable/lib/Tapable.js:202:11)
    at Compiler.<anonymous> (/Users/rayzer/MyApp/node_modules/webpack/lib/CachePlugin.js:78:5)
    at Compiler.applyPluginsAsyncSeries (/Users/rayzer/MyApp/node_modules/tapable/lib/Tapable.js:206:13)
    at compilation.seal.err (/Users/rayzer/MyApp/node_modules/webpack/lib/Compiler.js:511:11)
    at Compilation.applyPluginsAsyncSeries (/Users/rayzer/MyApp/node_modules/tapable/lib/Tapable.js:195:46)
error Command failed with exit code 1.
info Visit https://yarnpkg.com/en/docs/cli/run for documentation about this command.
RayzerMac:MyApp rayzer$