Upgrade Angular 2 to angular 4 failed

I upgraded from angular 2 to angular 4 and now I'm getting an error. I copied the text from this i.e.

npm install @angular/common@latest @angular/compiler@latest @angular/compiler-cli@latest @angular/core@latest @angular/forms@latest @angular/http@latest @angular/platform-browser@latest @angular/platform-browser-dynamic@latest @angular/platform-server@latest @angular/router@latest @angular/animations@latest typescript@latest --save

Now I'm getting this error when I run npm start Please assist

`

product-management@1.0.0 start C:\Users\dp9\Documents\Visual Studio 2015\Projects\NG\NG UI tsc && concurrently "tsc -w" "lite-server" node_modules/@types/node/index.d.ts(70,5): error TS2403: Subsequent variable declarations must have the same type. Variable 'main' must be of type 'any', but here has type 'NodeModule'. node_modules/@types/node/index.d.ts(81,5): error TS2403: Subsequent variable declarations must have the same type. Variable 'parent' must be of type 'any', but here has type 'NodeModule'. node_modules/@types/node/index.d.ts(82,5): error TS2403: Subsequent variable declarations must have the same type. Variable 'children' must be of type 'any[]', but here has type 'NodeModule[]'. node_modules/@types/node/index.d.ts(102,6): error TS2300: Duplicate identifier 'BufferEncoding'. node_modules/@types/node/index.d.ts(263,18): error TS2300: Duplicate identifier 'EventEmitter'. node_modules/@types/node/index.d.ts(371,9): error TS2403: Subsequent variable declarations must have the same type. Variable 'stdout' must be of type 'WritableStream', but here has type 'WriteStream'. node_modules/@types/node/index.d.ts(372,9): error TS2403: Subsequent variable declarations must have the same type. Variable 'stderr' must be of type 'WritableStream', but here has type 'WriteStream'. node_modules/@types/node/index.d.ts(373,9): error TS2403: Subsequent variable declarations must have the same type. Variable 'stdin' must be of type 'ReadableStream', but here has type 'ReadStream'. node_modules/@types/node/index.d.ts(422,9): error TS2403: Subsequent variable declarations must have the same type. Variable 'platform' must be of type 'string', but here has type 'Platform'. node_modules/@types/node/index.d.ts(580,26): error TS2300: Duplicate identifier 'Buffer'. node_modules/@types/node/index.d.ts(580,50): error TS2300: Duplicate identifier 'SlowBuffer'. node_modules/@types/node/index.d.ts(604,22): error TS2415: Class 'EventEmitter' incorrectly extends base class 'internal'. Types of property 'eventNames' are incompatible. Type '() => (string | symbol)[]' is not assignable to type '() => string[]'. Type '(string | symbol)[]' is not assignable to type 'string[]'. node_modules/@types/node/index.d.ts(624,5): error TS2309: An export assignment cannot be used in a module with other exported elements. node_modules/@types/node/index.d.ts(769,18): error TS2300: Duplicate identifier 'Agent'. node_modules/@types/node/index.d.ts(824,9): error TS2403: Subsequent variable declarations must have the same type. Variable 'addressType' must be of type 'string', but here has type 'number | "udp4" | "udp6"'. node_modules/@types/node/index.d.ts(827,18): error TS2300: Duplicate identifier 'Worker'. node_modules/@types/node/index.d.ts(1510,17): error TS2300: Duplicate identifier 'CompleterResult'. node_modules/@types/node/index.d.ts(1547,18): error TS2300: Duplicate identifier 'Script'. node_modules/@types/node/index.d.ts(2911,18): error TS2300: Duplicate identifier 'TLSSocket'. node_modules/@types/node/index.d.ts(3108,9): error TS2403: Subsequent variable declarations must have the same type. Variable 'pfx' must be of type 'any', but here has type 'string | Buffer[]'. node_modules/@types/node/index.d.ts(3109,9): error TS2403: Subsequent variable declarations must have the same type. Variable 'key' must be of type 'any', but here has type 'string | any[] | string[] | Buffer'. node_modules/@types/node/index.d.ts(3111,9): error TS2403: Subsequent variable declarations must have the same type. Variable 'cert' must be of type 'any', but here has type 'string | string[] | Buffer | Buffer[]'. node_modules/@types/node/index.d.ts(3112,9): error TS2403: Subsequent variable declarations must have the same type. Variable 'ca' must be of type 'any', but here has type 'string | string[] | Buffer | Buffer[]'. node_modules/@types/node/index.d.ts(3113,9): error TS2403: Subsequent variable declarations must have the same type. Variable 'crl' must be of type 'any', but here has type 'string | string[]'. node_modules/@types/node/index.d.ts(3115,9): error TS2403: Subsequent variable declarations must have the same type. Variable 'honorCipherOrder' must be of type 'any', but here has type 'boolean'. node_modules/@types/node/index.d.ts(3118,9): error TS2403: Subsequent variable declarations must have the same type. Variable 'NPNProtocols' must be of type 'any', but here has type 'string[] | Buffer'. node_modules/@types/node/index.d.ts(3135,9): error TS2403: Subsequent variable declarations must have the same type. Variable 'key' must be of type 'string | Buffer', but here has type 'string | string[] | Buffer | Buffer[]'. node_modules/@types/node/index.d.ts(3137,9): error TS2403: Subsequent variable declarations must have the same type. Variable 'cert' must be of type 'string | Buffer', but here has type 'string | string[] | Buffer | Buffer[]'. node_modules/@types/node/index.d.ts(3138,9): error TS2403: Subsequent variable declarations must have the same type. Variable 'ca' must be of type '(string | Buffer)[]', but here has type 'string | Buffer | (string | Buffer)[]'. node_modules/@types/node/index.d.ts(3377,9): error TS2403: Subsequent variable declarations must have the same type. Variable 'padding' must be of type 'any', but here has type 'number'. node_modules/@types/node/index.d.ts(3382,9): error TS2403: Subsequent variable declarations must have the same type. Variable 'padding' must be of type 'any', but here has type 'number'. node_modules/@types/node/index.d.ts(3429,22): error TS2420: Class 'Readable' incorrectly implements interface 'ReadableStream'. Types of property 'pause' are incompatible. Type '() => Readable' is not assignable to type '{ (): ReadableStream; (): ReadableStream; }'. Type 'Readable' is not assignable to type 'ReadableStream'. Types of property 'eventNames' are incompatible. Type '() => (string | symbol)[]' is not assignable to type '() => string[]'. Type '(string | symbol)[]' is not assignable to type 'string[]'. node_modules/@types/node/index.d.ts(3512,22): error TS2420: Class 'Writable' incorrectly implements interface 'WritableStream'. Types of property 'eventNames' are incompatible. Type '() => (string | symbol)[]' is not assignable to type '() => string[]'. Type '(string | symbol)[]' is not assignable to type 'string[]'. node_modules/@types/node/index.d.ts(3622,5): error TS2309: An export assignment cannot be used in a module with other exported elements. node_modules/@types/node/index.d.ts(3705,5): error TS2300: Duplicate identifier 'export='. node_modules/@types/node/index.d.ts(3727,18): error TS2300: Duplicate identifier 'Domain'. node_modules/@types/node/index.d.ts(3727,18): error TS2420: Class 'Domain' incorrectly implements interface 'NodeJS.Domain'. Types of property 'eventNames' are incompatible. Type '() => (string | symbol)[]' is not assignable to type '() => string[]'. Type '(string | symbol)[]' is not assignable to type 'string[]'. node_modules/@types/node/index.d.ts(4019,5): error TS2300: Duplicate identifier 'export='. typings/globals/node/index.d.ts(78,6): error TS2300: Duplicate identifier 'BufferEncoding'. typings/globals/node/index.d.ts(234,18): error TS2300: Duplicate identifier 'EventEmitter'. typings/globals/node/index.d.ts(516,9): error TS2502: 'BuffType' is referenced directly or indirectly in its own type annotation. typings/globals/node/index.d.ts(517,9): error TS2502: 'SlowBuffType' is referenced directly or indirectly in its own type annotation. typings/globals/node/index.d.ts(518,26): error TS2300: Duplicate identifier 'Buffer'. typings/globals/node/index.d.ts(518,50): error TS2300: Duplicate identifier 'SlowBuffer'. typings/globals/node/index.d.ts(580,22): error TS2320: Interface 'Server' cannot simultaneously extend types 'EventEmitter' and 'Server'. Named property 'addListener' of types 'EventEmitter' and 'Server' are not identical. typings/globals/node/index.d.ts(580,22): error TS2320: Interface 'Server' cannot simultaneously extend types 'EventEmitter' and 'Server'. Named property 'emit' of types 'EventEmitter' and 'Server' are not identical. typings/globals/node/index.d.ts(580,22): error TS2320: Interface 'Server' cannot simultaneously extend types 'EventEmitter' and 'Server'. Named property 'on' of types 'EventEmitter' and 'Server' are not identical. typings/globals/node/index.d.ts(580,22): error TS2320: Interface 'Server' cannot simultaneously extend types 'EventEmitter' and 'Server'. Named property 'once' of types 'EventEmitter' and 'Server' are not identical. typings/globals/node/index.d.ts(580,22): error TS2320: Interface 'Server' cannot simultaneously extend types 'EventEmitter' and 'Server'. Named property 'prependListener' of types 'EventEmitter' and 'Server' are not identical. typings/globals/node/index.d.ts(580,22): error TS2320: Interface 'Server' cannot simultaneously extend types 'EventEmitter' and 'Server'. Named property 'prependOnceListener' of types 'EventEmitter' and 'Server' are not identical. typings/globals/node/index.d.ts(580,22): error TS2320: Interface 'Server' cannot simultaneously extend types 'EventEmitter' and 'Server'. Named property 'removeListener' of types 'EventEmitter' and 'Server' are not identical. typings/globals/node/index.d.ts(591,22): error TS2320: Interface 'ServerResponse' cannot simultaneously extend types 'EventEmitter' and 'Writable'. Named property 'addListener' of types 'EventEmitter' and 'Writable' are not identical. typings/globals/node/index.d.ts(591,22): error TS2320: Interface 'ServerResponse' cannot simultaneously extend types 'EventEmitter' and 'Writable'. Named property 'emit' of types 'EventEmitter' and 'Writable' are not identical. typings/globals/node/index.d.ts(591,22): error TS2320: Interface 'ServerResponse' cannot simultaneously extend types 'EventEmitter' and 'Writable'. Named property 'on' of types 'EventEmitter' and 'Writable' are not identical. typings/globals/node/index.d.ts(591,22): error TS2320: Interface 'ServerResponse' cannot simultaneously extend types 'EventEmitter' and 'Writable'. Named property 'once' of types 'EventEmitter' and 'Writable' are not identical. typings/globals/node/index.d.ts(591,22): error TS2320: Interface 'ServerResponse' cannot simultaneously extend types 'EventEmitter' and 'Writable'. Named property 'prependListener' of types 'EventEmitter' and 'Writable' are not identical. typings/globals/node/index.d.ts(591,22): error TS2320: Interface 'ServerResponse' cannot simultaneously extend types 'EventEmitter' and 'Writable'. Named property 'prependOnceListener' of types 'EventEmitter' and 'Writable' are not identical. typings/globals/node/index.d.ts(591,22): error TS2320: Interface 'ServerResponse' cannot simultaneously extend types 'EventEmitter' and 'Writable'. Named property 'removeListener' of types 'EventEmitter' and 'Writable' are not identical. typings/globals/node/index.d.ts(621,22): error TS2320: Interface 'ClientRequest' cannot simultaneously extend types 'EventEmitter' and 'Writable'. Named property 'addListener' of types 'EventEmitter' and 'Writable' are not identical. typings/globals/node/index.d.ts(621,22): error TS2320: Interface 'ClientRequest' cannot simultaneously extend types 'EventEmitter' and 'Writable'. Named property 'emit' of types 'EventEmitter' and 'Writable' are not identical. typings/globals/node/index.d.ts(621,22): error TS2320: Interface 'ClientRequest' cannot simultaneously extend types 'EventEmitter' and 'Writable'. Named property 'on' of types 'EventEmitter' and 'Writable' are not identical. typings/globals/node/index.d.ts(621,22): error TS2320: Interface 'ClientRequest' cannot simultaneously extend types 'EventEmitter' and 'Writable'. Named property 'once' of types 'EventEmitter' and 'Writable' are not identical. typings/globals/node/index.d.ts(621,22): error TS2320: Interface 'ClientRequest' cannot simultaneously extend types 'EventEmitter' and 'Writable'. Named property 'prependListener' of types 'EventEmitter' and 'Writable' are not identical. typings/globals/node/index.d.ts(621,22): error TS2320: Interface 'ClientRequest' cannot simultaneously extend types 'EventEmitter' and 'Writable'. Named property 'prependOnceListener' of types 'EventEmitter' and 'Writable' are not identical. typings/globals/node/index.d.ts(621,22): error TS2320: Interface 'ClientRequest' cannot simultaneously extend types 'EventEmitter' and 'Writable'. Named property 'removeListener' of types 'EventEmitter' and 'Writable' are not identical. typings/globals/node/index.d.ts(647,22): error TS2320: Interface 'IncomingMessage' cannot simultaneously extend types 'EventEmitter' and 'Readable'. Named property 'addListener' of types 'EventEmitter' and 'Readable' are not identical. typings/globals/node/index.d.ts(647,22): error TS2320: Interface 'IncomingMessage' cannot simultaneously extend types 'EventEmitter' and 'Readable'. Named property 'emit' of types 'EventEmitter' and 'Readable' are not identical. typings/globals/node/index.d.ts(647,22): error TS2320: Interface 'IncomingMessage' cannot simultaneously extend types 'EventEmitter' and 'Readable'. Named property 'on' of types 'EventEmitter' and 'Readable' are not identical. typings/globals/node/index.d.ts(647,22): error TS2320: Interface 'IncomingMessage' cannot simultaneously extend types 'EventEmitter' and 'Readable'. Named property 'once' of types 'EventEmitter' and 'Readable' are not identical. typings/globals/node/index.d.ts(647,22): error TS2320: Interface 'IncomingMessage' cannot simultaneously extend types 'EventEmitter' and 'Readable'. Named property 'prependListener' of types 'EventEmitter' and 'Readable' are not identical. typings/globals/node/index.d.ts(647,22): error TS2320: Interface 'IncomingMessage' cannot simultaneously extend types 'EventEmitter' and 'Readable'. Named property 'prependOnceListener' of types 'EventEmitter' and 'Readable' are not identical. typings/globals/node/index.d.ts(647,22): error TS2320: Interface 'IncomingMessage' cannot simultaneously extend types 'EventEmitter' and 'Readable'. Named property 'removeListener' of types 'EventEmitter' and 'Readable' are not identical. typings/globals/node/index.d.ts(698,18): error TS2300: Duplicate identifier 'Agent'. typings/globals/node/index.d.ts(743,18): error TS2300: Duplicate identifier 'Worker'. typings/globals/node/index.d.ts(1004,22): error TS2300: Duplicate identifier 'CompleterResult'. typings/globals/node/index.d.ts(1044,18): error TS2300: Duplicate identifier 'Script'. typings/globals/node/index.d.ts(1323,22): error TS2320: Interface 'Server' cannot simultaneously extend types 'Socket' and 'EventEmitter'. Named property 'removeListener' of types 'Socket' and 'EventEmitter' are not identical. typings/globals/node/index.d.ts(1886,18): error TS2300: Duplicate identifier 'TLSSocket'. typings/globals/node/index.d.ts(2188,18): error TS2420: Class 'Readable' incorrectly implements interface 'ReadableStream'. Types of property 'pause' are incompatible. Type '() => Readable' is not assignable to type '{ (): ReadableStream; (): ReadableStream; }'. Type 'Readable' is not assignable to type 'ReadableStream'. Property 'isPaused' is missing in type 'Readable'. typings/globals/node/index.d.ts(2211,18): error TS2420: Class 'Writable' incorrectly implements interface 'WritableStream'. Types of property 'eventNames' are incompatible. Type '() => (string | symbol)[]' is not assignable to type '() => string[]'. Type '(string | symbol)[]' is not assignable to type 'string[]'. Type 'string | symbol' is not assignable to type 'string'. Type 'symbol' is not assignable to type 'string'. typings/globals/node/index.d.ts(2229,18): error TS2420: Class 'Duplex' incorrectly implements interface 'ReadWriteStream'. Types of property 'pause' are incompatible. Type '() => Duplex' is not assignable to type '{ (): ReadWriteStream; (): ReadWriteStream; }'. Type 'Duplex' is not assignable to type 'ReadWriteStream'. Property 'isPaused' is missing in type 'Duplex'. typings/globals/node/index.d.ts(2250,18): error TS2420: Class 'Transform' incorrectly implements interface 'ReadWriteStream'. Types of property 'pause' are incompatible. Type '() => Transform' is not assignable to type '{ (): ReadWriteStream; (): ReadWriteStream; }'. Type 'Transform' is not assignable to type 'ReadWriteStream'. Property 'isPaused' is missing in type 'Transform'. typings/globals/node/index.d.ts(2343,5): error TS2300: Duplicate identifier 'export='. typings/globals/node/index.d.ts(2365,18): error TS2300: Duplicate identifier 'Domain'. typings/globals/node/index.d.ts(2365,18): error TS2420: Class 'Domain' incorrectly implements interface 'NodeJS.Domain'. Types of property 'eventNames' are incompatible. Type '() => (string | symbol)[]' is not assignable to type '() => string[]'. Type '(string | symbol)[]' is not assignable to type 'string[]'. typings/globals/node/index.d.ts(2625,5): error TS2300: Duplicate identifier 'export='. `

via David