diff --git a/src/app/pdf-viewer/pdf-viewer.component.ts b/src/app/pdf-viewer/pdf-viewer.component.ts
index e63580d2..aa4da141 100644
--- a/src/app/pdf-viewer/pdf-viewer.component.ts
+++ b/src/app/pdf-viewer/pdf-viewer.component.ts
@@ -488,6 +488,7 @@ export class PdfViewerComponent
 
   private loadPDF() {
     if (!this.src) {
+      this.onError.emit();
       return;
     }