Fixed #1954

src/Ombi/ClientApp/app/settings/ombi/ombi.component.ts

@@ -41,7 +41,7 @@ export class OmbiComponent implements OnInit {
         }
 
         const result = <IOmbiSettings>form.value;
-        if(result.baseUrl.length > 0) {
+        if(result.baseUrl  && result.baseUrl.length > 0) {
             if(!result.baseUrl.startsWith("/")) {
                 this.notificationService.error("Please ensure your base url starts with a '/'");
                 return;