fix some routing bugs

src/app/app-routing.module.ts

@@ -34,6 +34,7 @@ const routes: Routes = [
   { path: 'sshauthz_callback', component: KeygenComponent},
   { path: 'transfer', component: TransferComponent },
   { path: 'noaccount/:site', component: NoaccountComponent},
+  { path: '**', component: LauncherComponent},
   //{ path: 'shareconnect', component: ShareconnectComponent }
 
 

src/app/keygen/keygen.component.ts

@@ -72,7 +72,13 @@ export class KeygenComponent implements OnInit, OnDestroy {
       switchMap((_) => of([null])),
     );
     agent$.subscribe( (res) => this.router.navigate([sessionStorage.getItem('path')]),
-                      (err) => { console.log(err) ; this.logout(err.sshauthzservice); this.router.navigate(['/noaccount',err.sshauthzservice.name])})
+                      (err) => { console.log(err) ; 
+                                 if (err.sshauthzservice !== undefined ) {
+                                    this.logout(err.sshauthzservice)
+                                    this.router.navigate(['/noaccount',err.sshauthzservice.name])
+                                 } else {
+                                    this.router.navigate(['/login'])}
+                                 } )
   }
 
  extractToken(frag: string) {