I tried to install through following command and it end up with the error, can you please check what can be the issue.
Command: npm install @syncfusion/ej2-angular-schedule --save
npm WARN @agm/core@1.0.0-beta.5 requires a peer of @angular/common@^5.0.0 || ^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN @agm/core@1.0.0-beta.5 requires a peer of @angular/core@^5.0.0 || ^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN @swimlane/ngx-charts@7.4.0 requires a peer of @angular/common@5.x but none is installed. You must install peer dependencies yourself.
npm WARN @swimlane/ngx-charts@7.4.0 requires a peer of @angular/core@5.x but none is installed. You must install peer dependencies yourself.
npm WARN @swimlane/ngx-charts@7.4.0 requires a peer of @angular/animations@5.x but none is installed. You must install peer dependencies yourself.
npm WARN @swimlane/ngx-charts@7.4.0 requires a peer of @angular/platform-browser@5.x but none is installed. You must install peer dependencies yourself.
npm WARN @swimlane/ngx-charts@7.4.0 requires a peer of rxjs@5.x but none is installed. You must install peer dependencies yourself.
npm WARN @swimlane/ngx-datatable@13.1.0 requires a peer of @angular/common@<7.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN @swimlane/ngx-datatable@13.1.0 requires a peer of @angular/compiler@<7.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN @swimlane/ngx-datatable@13.1.0 requires a peer of @angular/core@<7.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN @swimlane/ngx-datatable@13.1.0 requires a peer of @angular/platform-browser@<7.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN @swimlane/ngx-datatable@13.1.0 requires a peer of @angular/platform-browser-dynamic@<7.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN angular-datatables@6.0.1 requires a peer of @angular/common@^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN angular-datatables@6.0.1 requires a peer of @angular/compiler@^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN angular-datatables@6.0.1 requires a peer of @angular/core@^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN angular-datatables@6.0.1 requires a peer of @angular/platform-browser@^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN angular-datatables@6.0.1 requires a peer of @angular/platform-browser-dynamic@^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN bootstrap@4.3.1 requires a peer of popper.js@^1.14.7 but none is installed. You must install peer dependencies yourself.
npm WARN codelyzer@4.2.1 requires a peer of @angular/compiler@>=2.3.1 <7.0.0 || >6.0.0-beta <7.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN codelyzer@4.2.1 requires a peer of @angular/core@>=2.3.1 <7.0.0 || >6.0.0-beta <7.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN codelyzer@4.2.1 requires a peer of @angular/platform-browser-dynamic@>=2.3.1 <7.0.0 || >6.0.0-beta <7.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN codelyzer@4.2.1 requires a peer of @angular/platform-browser@>=2.3.1 <7.0.0 || >6.0.0-beta <7.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN codelyzer@4.2.1 requires a peer of @angular/common@>=2.3.1 <7.0.0 || >6.0.0-beta <7.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN ng-multiselect-dropdown@0.2.3 requires a peer of @angular/common@^4.0.0 || ^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN ng-multiselect-dropdown@0.2.3 requires a peer of @angular/core@^4.0.0 || ^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN ng2-smart-table@1.3.5 requires a peer of @angular/common@^6.0.1 but none is installed. You must install peer dependencies yourself.
npm WARN ng2-smart-table@1.3.5 requires a peer of @angular/core@^6.0.1 but none is installed. You must install peer dependencies yourself.
npm WARN ng2-smart-table@1.3.5 requires a peer of @angular/forms@^6.0.1 but none is installed. You must install peer dependencies yourself.
npm WARN ngx-aside@1.4.2 requires a peer of @angular/common@^6.0.0-rc.0 || ^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN ngx-aside@1.4.2 requires a peer of @angular/core@^6.0.0-rc.0 || ^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN ngx-aside@1.4.2 requires a peer of @angular/animations@^6.0.0-rc.0 || ^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN ngx-quill@3.6.0 requires a peer of @angular/core@^5.0.0 || ^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN ngx-quill@3.6.0 requires a peer of @angular/forms@^5.0.0 || ^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN ngx-toastr@8.10.2 requires a peer of @angular/core@^5.2.0 || ^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN ngx-toastr@8.10.2 requires a peer of @angular/common@^5.2.0 || ^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN ngx-toastr@8.10.2 requires a peer of @angular/platform-browser@^5.2.0 || ^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN optional SKIPPING OPTIONAL DEPENDENCY: fsevents@1.2.7 (node_modules\@angular\compiler-cli\node_modules\fsevents):
npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for fsevents@1.2.7: wanted {"os":"darwin","arch":"any"} (current: {"os":"win32","arch":"x64"})
npm WARN optional SKIPPING OPTIONAL DEPENDENCY: fsevents@1.2.4 (node_modules\fsevents):
npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for fsevents@1.2.4: wanted {"os":"darwin","arch":"any"} (current: {"os":"win32","arch":"x64"})
npm ERR! code UNKNOWN
npm ERR! errno -4094
npm ERR! syscall fsync
npm ERR! UNKNOWN: unknown error, fsync
