I’m going to use Angular Material. but there’s an error

node_modules/@angular/cdk/coercion/array.d.ts(10,60): error TS1005: ‘,’ expected.
node_modules/@angular/cdk/coercion/array.d.ts(10,61): error TS1005: ‘,’ expected.
node_modules/@angular/cdk/coercion/array.d.ts(10,75): error TS1144: ‘{‘ or ‘;’ expected.
node_modules/@angular/cdk/coercion/array.d.ts(10,77): error TS1011: An element access expression should take an argument.

Source: Angular Questions