ERROR in Error: Metadata version mismatch for module <Angular4.3-AppPath>/node_modules/angular2-qrscanner/angular2-qrscanner.d.ts, found version 4, expected 3, resolving symbol <Module_Name>in <Angular4.3-AppPath>/src/app/modules/manage/device/device.module.ts, resolving symbol <Module_Name>in <Angular4.3-AppPath>/src/app/<Module_Path>.ts

[aditnaidu2018]

We get Metadata error which is hindering our deployments. As it does not allow ng build. Below is the configuration ; followed by full error trace. Kindly help us.

angular2-qrscanner version: 1.0.7 Angular CLI: 1.5.0 Node: 8.10.0 OS: win32 x64 Angular: 4.3.2 ... common, compiler, compiler-cli, core, forms, http ... platform-browser, platform-browser-dynamic, router

@angular/animations: 4.4.0-RC.0 @angular/cdk: 2.0.0-beta.10 @angular/cli: 1.5.0 @angular/flex-layout: 2.0.0-beta.8 @angular/material: 2.0.0-beta.10 @angular-devkit/build-optimizer: 0.0.33 @angular-devkit/core: 0.0.20 @angular-devkit/schematics: 0.0.35 @ngtools/json-schema: 1.1.0 @ngtools/webpack: 1.8.0 @schematics/angular: 0.1.3 typescript: 2.6.1 webpack: 3.8.1

ERROR in Error: Metadata version mismatch for module <Angular4.3-AppPath>/node_modules/angular2-qrscanner/angular2-qrscanner.d.ts, found version 4, expected 3, resolving symbol <Module_Name>in <Angular4.3-AppPath>/src/app/modules/manage/device/device.module.ts, resolving symbol <Module_Name>in <Angular4.3-AppPath>/src/app/<Module_Path>.ts at syntaxError (<Angular4.3-AppPath>\node_modules@angular\compiler\bundles\compiler.umd.js:1725:34) at simplifyInContext (<Angular4.3-AppPath>\node_modules@angular\compiler\bundles\compiler.umd.js:24953:23) at StaticReflector.simplify (<Angular4.3-AppPath>\node_modules@angular\compiler\bundles\compiler.umd.js:24965:13) at StaticReflector.annotations (<Angular4.3-AppPath>\node_modules@angular\compiler\bundles\compiler.umd.js:24395:41) at _getNgModuleMetadata (<Angular4.3-AppPath>\node_modules@angular\compiler-cli\src\ngtools_impl.js:138:31) at _extractLazyRoutesFromStaticModule (<Angular4.3-AppPath>\node_modules@angular\compiler-cli\src\ngtools_impl.js:109:26) at <Angular4.3-AppPath>\node_modules@angular\compiler-cli\src\ngtools_impl.js:129:27 at Array.reduce () at _extractLazyRoutesFromStaticModule (<Angular4.3-AppPath>\node_modules@angular\compiler-cli\src\ngtools_impl.js:128:10) at Object.listLazyRoutesOfModule (<Angular4.3-AppPath>\node_modules@angular\compiler-cli\src\ngtools_impl.js:53:22) at Function.NgTools_InternalApi_NG_2.listLazyRoutes (<Angular4.3-AppPath>\node_modules@angular\compiler-cli\src\ngtools_api.js:91:39) at AotPlugin._getLazyRoutesFromNgtools (<Angular4.3-AppPath>\node_modules@ngtools\webpack\src\plugin.js:241:66) at _donePromise.Promise.resolve.then.then.then.then.then (<Angular4.3-AppPath>\node_modules@ngtools\webpack\src\plugin.js:495:24) at at process._tickCallback (internal/process/next_tick.js:188:7)

webpack: Failed to compile.