Ant-design-pro: 🐛[BUG] ReferenceError: GUmiUIFlag is not defined

[Preethamveigas]

🐛 bug 描述

ReferenceError: GUmiUIFlag is not defined.

/#__PURE__/react__WEBPACK_IMPORTED_MODULE_18___default.a.createElement(GUmiUIFlag, {..

Behaviour:- randomly error shown.
workaround:- stop and run it again it works fine.
reproduce steps:- Not known

error stacks:-
./node_modules/react-dom/cjs/react-dom.development.js:14803
mountIndeterminateComponent
./node_modules/react-dom/cjs/react-dom.development.js:17482
beginWork
./node_modules/react-dom/cjs/react-dom.development.js:18596
HTMLUnknownElement.callCallback
./node_modules/react-dom/cjs/react-dom.development.js:188
invokeGuardedCallbackDev
./node_modules/react-dom/cjs/react-dom.development.js:237
invokeGuardedCallback
./node_modules/react-dom/cjs/react-dom.development.js:292
beginWork$1
./node_modules/react-dom/cjs/react-dom.development.js:23203
performUnitOfWork
./node_modules/react-dom/cjs/react-dom.development.js:22154
workLoopSync
./node_modules/react-dom/cjs/react-dom.development.js:22130
performSyncWorkOnRoot
./node_modules/react-dom/cjs/react-dom.development.js:21756
(anonymous function)
./node_modules/react-dom/cjs/react-dom.development.js:11089
unstable_runWithPriority
./node_modules/scheduler/cjs/scheduler.development.js:653
runWithPriority$1
./node_modules/react-dom/cjs/react-dom.development.js:11039
flushSyncCallbackQueueImpl
./node_modules/react-dom/cjs/react-dom.development.js:11084
flushSyncCallbackQueue
./node_modules/react-dom/cjs/react-dom.development.js:11072
scheduleUpdateOnFiber
./node_modules/react-dom/cjs/react-dom.development.js:21199
dispatchAction
./node_modules/react-dom/cjs/react-dom.development.js:15660
checkForUpdates
./node_modules/use-subscription/cjs/use-subscription.development.js:87
(anonymous function)
./node_modules/@umijs/runtime/dist/index.esm.js:671
LoadableSubscription._update
./node_modules/@umijs/runtime/dist/index.esm.js:670
(anonymous function)
./node_modules/@umijs/runtime/dist/index.esm.js:653

[chenshuai2144]

git clean -dfx 即可，这种的一般是同时启动服务冲突导致的

[zchuhui]

我安装了 umi-ui 包后，每次更新包都会报这个错误，然后随便改一下又好了，挺无奈的。
移除 umi-ui 包后，就没这个问题了。

[WLyKan]

git clean -dfx 即可，这种的一般是同时启动服务冲突导致的

在用上面的命令前，墙裂建议加上 -n 参数来先看看会删掉哪些文件，防止重要文件被误删
git clean -xfd -n

记录一下：tyarn安装了新包，就可能出现这种情况