using
"@angular/cdk": "^10.1.3",
"@angular/common": "~10.0.14",
"@angular/compiler": "~10.0.14",
"@angular/core": "~10.0.14",
"@angular/flex-layout": "^10.0.0-beta.32",
"@angular/forms": "~10.0.14",
"@angular/material": "^10.1.3", versions and simply install and imported, then getting error on ng-serve while it is working fine in angular 9. Please resolve.
Error
