差分

この文書の現在のバージョンと選択したバージョンの差分を表示します。

--- reactnative:エラー [2019/03/30 13:16]
ips
+++ reactnative:エラー [2019/04/02 06:20] (現在)
ips
@@ ライン 11: / ライン 11: @@
 </code>
-===== TypeError: Cannot read property 'setState' of undefined =====
+===== TypeError: this state setState undefied =====
-おそらくバインドの問題
+おそらくバインドの問題。bindをするか=>で書く。
+===== Accessing view manager configs directly off UIManager via UIManager =====
+<code>
+blob:http://localhos…6-9c681da2d1b3:3574 Accessing view manager configs directly off UIManager via UIManager['AIRMapLite'] is no longer supported. Use UIManager.getViewManagerConfig('AIRMapLite') instead.
+</code>
+===== 警告を非表示にする =====
+[[https://stackoverflow.com/questions/55117997/how-to-solved-uimanagerairmaplite-is-no-longer-supported-white-screen-with|How to solved UIManager['AIRMapLite'] is no longer supported. (White Screen with white Logo)]]
+<code>
+import {YellowBox} from 'react-native';
+render() {
+  YellowBox.ignoreWarnings(['Warning: ...']);  // <- insert the warning text here you wish to hide.
+  return (
+    //cool ui stuff
+  );
+}
+</code>
+===== Looking for JS files in =====
+いままで起動できていたのにできなくなった。
+{{:reactnative:pasted:20190401-070216.png}}
+<code>
+Looking for JS files in
+   C:\Users\[User]\react\native_background_timer\node_modules\react-native\scripts
+Loading dependency graph, done.
+Error: Unable to resolve module `./index` from `C:\Users\[User]\react\native_background_timer\node_modules\react-native\scripts/.`: The module `./index` could not be found from `C:\Users\[User]\react\native_background_timer\node_modules\react-native\scripts/.`. Indeed, none of these files exist:
+  * `C:\Users\[User]\react\native_background_timer\node_modules\react-native\scripts\index(.native||.android.js|.native.js|.js|.android.json|.native.json|.json|.android.ts|.native.ts|.ts|.android.tsx|.native.tsx|.tsx)`
+  * `C:\Users\[User]\react\native_background_timer\node_modules\react-native\scripts\index\index(.native||.android.js|.native.js|.js|.android.json|.native.json|.json|.android.ts|.native.ts|.ts|.android.tsx|.native.tsx|.tsx)`
+    at ModuleResolver.resolveDependency (C:\Users\[User]\react\native_background_timer\node_modules\metro\src\node-haste\DependencyGraph\ModuleResolution.js:163:15)
+    at ResolutionRequest.resolveDependency (C:\Users\[User]\react\native_background_timer\node_modules\metro\src\node-haste\DependencyGraph\ResolutionRequest.js:52:18)
+    at DependencyGraph.resolveDependency (C:\Users\[User]\react\native_background_timer\node_modules\metro\src\node-haste\DependencyGraph.js:283:16)
+    at C:\Users\[User]\react\native_background_timer\node_modules\metro\src\lib\transformHelpers.js:261:42
+    at Server.<anonymous> (C:\Users\[User]\react\native_background_timer\node_modules\metro\src\Server.js:1038:41)
+    at Generator.next (<anonymous>)
+    at asyncGeneratorStep (C:\Users\[User]\react\native_background_timer\node_modules\metro\src\Server.js:99:24)
+    at _next (C:\Users\[User]\react\native_background_timer\node_modules\metro\src\Server.js:119:9)
+::ffff:127.0.0.1 - - [31/Mar/2019:21:59:04 +0000] "GET /index.delta?platform=android&dev=true&minify=false HTTP/1.1" 500 - "-" "okhttp/3.12.1"
+</code>
+[[https://github.com/facebook/react-native/issues/23908|Error: Unable to resolve module `./index` from `\node_modules\react-native\scripts/.`: The module `./index` could not be found from `\node_modules\react-native\scripts/.`. Indeed, none of these files exist: #23908]]
+とりあえず、
+<html>react-native start -- --reset-cache</html>
+と
+<html>react-native run-android</html>
+を別コマンドラインで実行すると起動するが、今までどおりにはできない。
+==== 対応その１ ====
+node_modules\react-native\scripts\launchPackager.bat
+<code>
+:: Copyright (c) Facebook, Inc. and its affiliates.
+::
+:: This source code is licensed under the MIT license found in the
+:: LICENSE file in the root directory of this source tree.
+@echo off
+title Metro Bundler
+call .packager.bat
+:: DELETE
+:: node "%~dp0..\cli.js" start //DELETE
+:: ADD
+node "%~dp0..\cli.js" start --projectRoot ../../../
+pause
+exit
+</code>
+==== 対応その２ ====
+もしくは
+\node_modules\@react-native-community\cli\build\commands\runAndroid\runAndroid.js を編集
+<code>
+const procConfig = {
+    // delete this line
+    cwd: scriptsDir
+    // add this line
+    cwd: process.cwd()
+};
+</code>
+対応１で表示された！

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