src/node_modules/@angular/core/core"' has no exported member 'ɵɵFactoryDeclaration' error

[ag40539]

Angular version:10.2.5

ng-multiselect-dropdown version: 1.0.0

Description of issue: While trying to compile solution after adding the the installing [ng-multiselect-dropdown], Im getting the following error :
ERROR in node_modules/ng-multiselect-dropdown/list-filter.pipe.d.ts:7:21 - error TS2694: Namespace '"D:/Dev/src/node_modules/@angular/core/core"' has no exported member 'ɵɵFactoryDeclaration'.

7 static ɵfac: i0.ɵɵFactoryDeclaration<ListFilterPipe, never>;
~~~~~~~~~~~~~~~~~~~~
node_modules/ng-multiselect-dropdown/list-filter.pipe.d.ts:8:22 - error TS2694: Namespace '"D:/Dev/src/
node_modules/@angular/core/core"' has no exported member 'ɵɵPipeDeclaration'.

8 static ɵpipe: i0.ɵɵPipeDeclaration<ListFilterPipe, "multiSelectFilter", false>;
~~~~~~~~~~~~~~~~~
node_modules/ng-multiselect-dropdown/multiselect.component.d.ts:52:21 - error TS2694: Namespace '"D:/Dev/src/node_modules/@angular/core/core"' has no exported member 'ɵɵFactoryDeclaration'.

52 static ɵfac: i0.ɵɵFactoryDeclaration<MultiSelectComponent, never>;
~~~~~~~~~~~~~~~~~~~~
node_modules/ng-multiselect-dropdown/multiselect.component.d.ts:53:21 - error TS2694: Namespace '"D:/Dev/src/node_modules/@angular/core/core"' has no exported member 'ɵɵComponentDeclaration'.

53 static ɵcmp: i0.ɵɵComponentDeclaration<MultiSelectComponent, "ng-multiselect-dropdown", never, { "placeholder":
{ "alias": "placeholder"; "required": false; }; "disabled": { "alias": "disabled"; "required": false; }; "settings": {
"alias": "settings"; "required": false; }; "data": { "alias": "data"; "required": false; }; }, { "onFilterChange": "onF
ilterChange"; "onDropDownClose": "onDropDownClose"; "onSelect": "onSelect"; "onDeSelect": "onDeSelect"; "onSelectAll":
"onSelectAll"; "onDeSelectAll": "onDeSelectAll"; }, never, never, false, never>;
~~~~~~~~~~~~~~~~~~~~~~
node_modules/ng-multiselect-dropdown/click-outside.directive.d.ts:8:21 - error TS2694: Namespace '"D:/Dev/src/node_modules/@angular/core/core"' has no exported member 'ɵɵFactoryDeclaration'.

8 static ɵfac: i0.ɵɵFactoryDeclaration<ClickOutsideDirective, never>;
~~~~~~~~~~~~~~~~~~~~
node_modules/ng-multiselect-dropdown/click-outside.directive.d.ts:9:21 - error TS2694: Namespace '"D:/Dev/src/node_modules/@angular/core/core"' has no exported member 'ɵɵDirectiveDeclaration'.

9 static ɵdir: i0.ɵɵDirectiveDeclaration<ClickOutsideDirective, "[clickOutside]", never, {}, { "clickOutside": "cli
ckOutside"; }, never, never, false, never>;
~~~~~~~~~~~~~~~~~~~~~~
node_modules/ng-multiselect-dropdown/ng-multiselect-dropdown.module.d.ts:10:21 - error TS2694: Namespace '"D:/Dev/src/node_modules/@angular/core/core"' has no exported member 'ɵɵFactoryDeclaration'.

10 static ɵfac: i0.ɵɵFactoryDeclaration<NgMultiSelectDropDownModule, never>;
~~~~~~~~~~~~~~~~~~~~
node_modules/ng-multiselect-dropdown/ng-multiselect-dropdown.module.d.ts:11:21 - error TS2694: Namespace '"D:/Dev/src/node_modules/@angular/core/core"' has no exported member 'ɵɵNgModuleDeclaration'.

11 static ɵmod: i0.ɵɵNgModuleDeclaration<NgMultiSelectDropDownModule, [typeof i1.MultiSelectComponent, typeof i2.Cl
ickOutsideDirective, typeof i3.ListFilterPipe], [typeof i4.CommonModule, typeof i5.FormsModule], [typeof i1.MultiSelect
Component]>;
~~~~~~~~~~~~~~~~~~~~~
node_modules/ng-multiselect-dropdown/ng-multiselect-dropdown.module.d.ts:12:21 - error TS2694: Namespace '"D:/Dev/src/node_modules/@angular/core/core"' has no exported member 'ɵɵInjectorDeclaration'.

12 static ɵinj: i0.ɵɵInjectorDeclaration;
~~~~~~~~~~~~~~~~~~~~~

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[ag40539]

@NileshPatel17 : Could you please help with the above issue ?