ERROR in Error: Error encountered resolving symbol values statically. Calling function 'RouterModule', function calls are not supported. Consider replacing the function or lambda with a reference to an exported function, resolving symbol AppModule in D:/code/Angular/imooc/ng/ch2/my-admin/src/app/app.module.ts, resolving symbol AppModule in D:/code/Angular/imooc/ng/ch2/my-admin/src/app/app.module.ts

    at syntaxError (D:\code\Angular\imooc\ng\ch2\my-admin\node_modules\@angular\compiler\bundles\compiler.umd.js:1729:34)

    at simplifyInContext (D:\code\Angular\imooc\ng\ch2\my-admin\node_modules\@angular\compiler\bundles\compiler.umd.js:24979:23)

    at StaticReflector.simplify (D:\code\Angular\imooc\ng\ch2\my-admin\node_modules\@angular\compiler\bundles\compiler.umd.js:24991:13)

    at StaticReflector.annotations (D:\code\Angular\imooc\ng\ch2\my-admin\node_modules\@angular\compiler\bundles\compiler.umd.js:24418:41)

    at _getNgModuleMetadata (D:\code\Angular\imooc\ng\ch2\my-admin\node_modules\@angular\compiler-cli\src\ngtools_impl.js:138:31)

    at _extractLazyRoutesFromStaticModule (D:\code\Angular\imooc\ng\ch2\my-admin\node_modules\@angular\compiler-cli\src\ngtools_impl.js:109:26)

    at Object.listLazyRoutesOfModule (D:\code\Angular\imooc\ng\ch2\my-admin\node_modules\@angular\compiler-cli\src\ngtools_impl.js:53:22)

    at Function.NgTools_InternalApi_NG_2.listLazyRoutes (D:\code\Angular\imooc\ng\ch2\my-admin\node_modules\@angular\compiler-cli\src\ngtools_api.js:91:39)

    at AotPlugin._getLazyRoutesFromNgtools (D:\code\Angular\imooc\ng\ch2\my-admin\node_modules\@ngtools\webpack\src\plugin.js:212:44)

    at _donePromise.Promise.resolve.then.then.then.then.then (D:\code\Angular\imooc\ng\ch2\my-admin\node_modules\@ngtools\webpack\src\plugin.js:448:24)

    at <anonymous>

    at process._tickCallback (internal/process/next_tick.js:169:7)