AngularCLI和Angular Material（schematics）错误：集合“ @ angular / material”无法解决 [英] AngularCLI and Angular Material (schematics) error: Collection "@angular/material" cannot be resolved

问题描述

我正在尝试使用此页面上显示的Angular模式。
当我尝试在项目根目录的终端中使用以下命令时 ng generate @ angular / material：material-nav --name name-of-new-nav ，我得到以下信息红色错误，

I am trying to use the Angular schemats that are shown on this page. When I try to use this following command in the terminal at the root of the project ng generate @angular/material:material-nav --name name-of-new-nav, I get the following error in red,

集合 @ angular / material无法解析。错误：无法解析集合
@ angular / material。
在NodeModulesEngineHost._resolveCollectionPath（/Users/jeremypeters/MEGA/development/learning/angular/material-learn/node_modules/@angular-devkit/schematics/tools/node-module-engine-host-host.js:88:15 ）NodeModulesEngineHost.createCollectionDescription中的
（/Users/jeremypeters/MEGA/development/learning/angular/material-learn/node_modules/@angular-devkit/schematics/tools/file-system-engine-host-host-base.js： 106：27）SchematicEngine._createCollectionDescription（/Users/jeremypeters/MEGA/development/learning/angular/material-learn/node_modules/@angular-devkit/schematics/src/engine/engine.js:78:40的
）
在SchematicEngine.createCollection（/Users/jeremypeters/MEGA/development/learning/angular/material-learn/node_modules/@angular-devkit/schematics/src/engine/engine.js:71:43）
在Object.getCollection（/Users/jeremypeters/MEGA/development/learning/angular/material-learn/node_modules/@angular/cli/utilities/schematics.js:28:31）
在GenerateComma nd.getOptions（/Users/jeremypeters/MEGA/development/learning/angular/material-learn/node_modules/@angular/cli/models/schematic-command.js:193:41）
在GenerateCommand上。 （/Users/jeremypeters/MEGA/development/learning/angular/material-learn/node_modules/@angular/cli/commands/generate.js:38:53）Generator.next（）
在
/Users/jeremypeters/MEGA/development/learning/angular/material-learn/node_modules/@angular/cli/commands/generate.js:7:71
在新的Promise（）

Collection "@angular/material" cannot be resolved. Error: Collection "@angular/material" cannot be resolved. at NodeModulesEngineHost._resolveCollectionPath (/Users/jeremypeters/MEGA/development/learning/angular/material-learn/node_modules/@angular-devkit/schematics/tools/node-module-engine-host.js:88:15) at NodeModulesEngineHost.createCollectionDescription (/Users/jeremypeters/MEGA/development/learning/angular/material-learn/node_modules/@angular-devkit/schematics/tools/file-system-engine-host-base.js:106:27) at SchematicEngine._createCollectionDescription (/Users/jeremypeters/MEGA/development/learning/angular/material-learn/node_modules/@angular-devkit/schematics/src/engine/engine.js:78:40) at SchematicEngine.createCollection (/Users/jeremypeters/MEGA/development/learning/angular/material-learn/node_modules/@angular-devkit/schematics/src/engine/engine.js:71:43) at Object.getCollection (/Users/jeremypeters/MEGA/development/learning/angular/material-learn/node_modules/@angular/cli/utilities/schematics.js:28:31) at GenerateCommand.getOptions (/Users/jeremypeters/MEGA/development/learning/angular/material-learn/node_modules/@angular/cli/models/schematic-command.js:193:41) at GenerateCommand. (/Users/jeremypeters/MEGA/development/learning/angular/material-learn/node_modules/@angular/cli/commands/generate.js:38:53) at Generator.next () at /Users/jeremypeters/MEGA/development/learning/angular/material-learn/node_modules/@angular/cli/commands/generate.js:7:71 at new Promise ()

我如何使其工作？

信息：Angular CLI：6.0.8

Info: Angular CLI: 6.0.8

推荐答案

临时解决方案似乎已损坏，请使用以下版本

It seems broken, Temp solution, use the following version

ng add @angular/material@6.2.1

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