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Angular Error NG8001: is not a known element Angular component, then verify part of this module - YouTube
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How to solve 'mat-card' is not a known element add 'CUSTOM_ELEMENTS_SCHEMA' in Angular Material - YouTube
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✓ NG8001: 'mat-icon' is not a known element: Error occurs in the template of component xxComponent. - YouTube
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✓ NG8001: 'mat-icon' is not a known element: Error occurs in the template of component xxComponent. - YouTube
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