How to fix: node_modules/rxjs/internal/types.d.ts (81,44): error TS1005: ‘;’ expected error after installation of Angular

How to fix

node_modules/rxjs/internal/types.d.ts error TS1005 problem arises due to a version mismatch of the rxjs library. To solve your problem you need to do follow the instruction of the post.

ERROR in ../node_modules/rxjs/internal/types.d.ts(90,44): error TS1005: ';' expected.
../node_modules/rxjs/internal/types.d.ts(90,74): error TS1005: ';' expected.
../node_modules/rxjs/internal/types.d.ts(90,77): error TS1109: Expression expected.
../node_modules/rxjs/internal/types.d.ts(91,52): error TS1005: ';' expected.
../node_modules/rxjs/internal/types.d.ts(91,88): error TS1005: ';' expected.
../node_modules/rxjs/internal/types.d.ts(91,92): error TS1109: Expression expected.

i ｢wdm｣: Failed to compile.

OR

ERROR in node_modules/rxjs/internal/types.d.ts(81,44): error TS1005: ';' expected.
node_modules/rxjs/internal/types.d.ts(81,74): error TS1005: ';' expected.
node_modules/rxjs/internal/types.d.ts(81,77): error TS1109: Expression expected.

The problem could be caused by a version mismatch in node modules/rxjs/internal/types.d.ts(81,44): error ts1005: ‘;’ expected.

Most of the time we can fix this issue by making the one change in your package.json  file.

NOTE: If you’re using rxjs-compat, you’ll need to do the following to resolve the problem.

"rxjs-compat": "^6.0.0" 

To

"rxjs-compat": "6.0.0" 

And run the npm install