NodeJS : Why is @angular/core/core has no exported member 'ɵɵFactoryDeclaration'. er

NodeJS : Why is @angular/core/core has no exported member 'ɵɵFactoryDeclaration'. error thrown when build the project?
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NodeJS : Why is @angular/core/core has no exported member 'ɵɵFactoryDeclaration'. error thrown when build the project?
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'ɵɵFactoryDeclaration'. thrown : member NodeJS no error build has project? is Why when the @angular/core/core exported