Teodors-MacBook-Air:localshisha-app tsvetkov$ ionic serve
> ng run app:serve --host=localhost --port=8100
[ng] Compiling ionic4-rating : main as commonjs
[ng] Error: Error on worker #3: Error: Failed to compile entry-point ionic4-rating (main as commonjs) due to compilation errors:
[ng] node_modules/ionic4-rating/dist/ionic-rating.module.js:19:27 - error NG1010: Value at position 0 in the NgModule.declarations of IonicRatingModule is not a reference: [object Object]
[ng] 19             declarations: [RatingComponent]
[ng]                              ~~~~~~~~~~~~~~~~~
[ng]     at ClusterWorker.compile (/Users/tsvetkov/DEV/localshisha-app/node_modules/@angular/compiler-cli/ngcc/src/main.js:177:27)
[ng]     at Worker.<anonymous> (/Users/tsvetkov/DEV/localshisha-app/node_modules/@angular/compiler-cli/ngcc/src/execution/cluster/worker.js:44:42)
[ng]     at Worker.emit (events.js:315:20)
[ng]     at process.<anonymous> (internal/cluster/worker.js:32:12)
[ng]     at process.emit (events.js:315:20)
[ng]     at emit (internal/child_process.js:881:12)
[ng]     at processTicksAndRejections (internal/process/task_queues.js:85:21)
[ng]     at ClusterMaster.onWorkerMessage (/Users/tsvetkov/DEV/localshisha-app/node_modules/@angular/compiler-cli/ngcc/src/execution/cluster/master.js:158:27)
[ng]     at /Users/tsvetkov/DEV/localshisha-app/node_modules/@angular/compiler-cli/ngcc/src/execution/cluster/master.js:46:95
[ng]     at ClusterMaster.<anonymous> (/Users/tsvetkov/DEV/localshisha-app/node_modules/@angular/compiler-cli/ngcc/src/execution/cluster/master.js:238:57)
[ng]     at step (/Users/tsvetkov/DEV/localshisha-app/node_modules/tslib/tslib.js:133:27)
[ng]     at Object.next (/Users/tsvetkov/DEV/localshisha-app/node_modules/tslib/tslib.js:114:57)
[ng]     at /Users/tsvetkov/DEV/localshisha-app/node_modules/tslib/tslib.js:107:75
[ng]     at new Promise (<anonymous>)
[ng]     at Object.__awaiter (/Users/tsvetkov/DEV/localshisha-app/node_modules/tslib/tslib.js:103:16)
[ng]     at EventEmitter.<anonymous> (/Users/tsvetkov/DEV/localshisha-app/node_modules/@angular/compiler-cli/ngcc/src/execution/cluster/master.js:232:32)
[ng]     at EventEmitter.emit (events.js:315:20)
[ng] Compiling @ionic/angular : module as esm5
[ng] An unhandled exception occurred: NGCC failed.
[ng] See "/private/var/folders/hg/q5cf37951yb2bns6x3pyngzr0000gn/T/ng-q0txdr/angular-errors.log" for further details.

[ERROR] ng has unexpectedly closed (exit code 127).

        The Ionic CLI will exit. Please check any output above for error
        details.
Teodors-MacBook-Air:localshisha-app tsvetkov$