fixed blank index page when self-hosting or developing

- countriesOfSubscribers is undefined when the "ENABLE_FEATURE_SUBSCRIPTION" feature is not enabled in
  the info service

CHANGELOG.md

@@ -12,6 +12,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Upgraded `chart.js` from version `4.0.1` to `4.2.0`
 - Upgraded `prettier` from version `2.8.1` to `2.8.4`
 
+### Fixed
+
+- Fixed the Index page when self-hosting or developing for Ghostfolio
+
 ## 1.233.0 - 2023-02-09
 
 ### Added

apps/client/src/app/pages/landing/landing-page.component.ts

@@ -55,10 +55,12 @@ export class LandingPageComponent implements OnDestroy, OnInit {
     const { countriesOfSubscribers, globalPermissions, statistics } =
       this.dataService.fetchInfo();
 
-    for (const country of countriesOfSubscribers) {
+    if (countriesOfSubscribers) {
-      this.countriesOfSubscribersMap[country] = {
+      for (const country of countriesOfSubscribers) {
-        value: 1
+        this.countriesOfSubscribersMap[country] = {
-      };
+          value: 1
+        };
+      }
     }
 
     this.hasPermissionForStatistics = hasPermission(