Cannot find module fs

[assang]

Can you please help with these errors, it occurs launching by F5.

c:/sarang/MochaTypescriptTest-101/node_modules/@types/chai/index.d.ts(122,9): error TS8020: JSDoc types can only be used inside documentation comments.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/chai/index.d.ts(123,9): error TS8020: JSDoc types can only be used inside documentation comments.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/chai/index.d.ts(127,16): error TS2370: A rest parameter must be of an array type.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/chai/index.d.ts(829,49): error TS2304: Cannot find name 'ReadonlySet'.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/chai/index.d.ts(829,66): error TS2304: Cannot find name 'ReadonlyMap'.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/chai/index.d.ts(839,45): error TS2304: Cannot find name 'WeakSet'.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/chai/index.d.ts(868,52): error TS2304: Cannot find name 'ReadonlySet'.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/chai/index.d.ts(868,69): error TS2304: Cannot find name 'ReadonlyMap'.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/chai/index.d.ts(878,48): error TS2304: Cannot find name 'WeakSet'.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/chai/index.d.ts(909,53): error TS2304: Cannot find name 'ReadonlySet'.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/chai/index.d.ts(909,70): error TS2304: Cannot find name 'ReadonlyMap'.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/chai/index.d.ts(919,55): error TS2304: Cannot find name 'WeakSet'.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/chai/index.d.ts(940,56): error TS2304: Cannot find name 'ReadonlySet'.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/chai/index.d.ts(940,73): error TS2304: Cannot find name 'ReadonlyMap'.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/chai/index.d.ts(950,58): error TS2304: Cannot find name 'WeakSet'.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/node/globals.d.ts(859,38): error TS2304: Cannot find name 'ReadonlySet'.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/node/globals.d.ts(993,14): error TS2304: Cannot find name 'MapConstructor'.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/node/globals.d.ts(998,25): error TS2693: 'Promise' only refers to a type, but
is being used as a value here.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/node/globals.d.ts(1002,14): error TS2304: Cannot find name 'SetConstructor'.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/node/globals.d.ts(1012,18): error TS2304: Cannot find name 'WeakMapConstructor'.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/node/globals.d.ts(1013,18): error TS2304: Cannot find name 'WeakSetConstructor'.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/node/perf_hooks.d.ts(275,31): error TS2304: Cannot find name 'Map'.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/node/stream.d.ts(24,35): error TS2304: Cannot find name 'Iterable'.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/node/url.d.ts(94,38): error TS2304: Cannot find name 'Iterable'.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/node/url.d.ts(95,106): error TS2304: Cannot find name 'Iterable'.
c:/sarang/MochaTypescriptTest-101/node_modules/@types/node/url.d.ts(108,17): error TS2339: Property 'iterator' does not exist on type 'SymbolConstructor'.
[12:04:31] TypeScript: 26 semantic errors
[12:04:31] TypeScript: emit succeeded (with errors)
[12:04:31] Finished 'tsc' after 10 s
[12:04:31] Starting 'default'...
[12:04:31] Finished 'default' after 91 μs