diff --git a/scoreboard/controllers/db.js b/scoreboard/controllers/db.js
index a135404..73e29d3 100644
--- a/scoreboard/controllers/db.js
+++ b/scoreboard/controllers/db.js
@@ -1,46 +1,61 @@
 "use strict";
 
-let db;
+// Datenbank-Controller
+// Haelt die Liste der bekannten Teamnamen persistent in db.json vor,
+// damit sie im Adminpanel als Auswahl-Dropdown angeboten werden koennen.
 
-// Import ESM into CJS file using immediately invoked function expression because of missing top-level await in CJS
-(async () => {
-    const { LowSync } = await import('lowdb');
-    const { JSONFileSync } = await import('lowdb/node');
-    db = new LowSync(new JSONFileSync('db.json'), { teams:  []})
-})();
+const fs = require('node:fs');
+const path = require('node:path');
 
+// Pfad relativ zum Modul, nicht zum Arbeitsverzeichnis, damit die Datei
+// unabhaengig vom Startverzeichnis immer an derselben Stelle liegt
+const dbFile = path.join(__dirname, '..', 'db.json');
+
+// Liest db.json ein, faellt bei fehlender oder defekter Datei auf eine leere Liste zurueck
+function read() {
+    try {
+        const data = JSON.parse(fs.readFileSync(dbFile, 'utf-8'));
+        if(!Array.isArray(data.teams)) data.teams = [];     // Fehlender oder falscher teams-Key
+        return data;
+    } catch (err) {
+        console.error("db.json konnte nicht gelesen werden, verwende leere Teamliste: ", err.message);
+        return { teams: [] };
+    }
+}
+
+// Schreibt den uebergebenen Datensatz zurueck nach db.json
+function write(data) {
+    fs.writeFileSync(dbFile, JSON.stringify(data, null, 2));
+}
+
+// Returns all teams from db
 function getTeams() {
-    db.read();
-    return db.data.teams
+    return read().teams;
 }
 
 // Adds passed teamName to db if not already existing
 function addTeam(teamName) {
-    console.log(teamName)
-    db.read();
-    if(!db.data.teams.includes(teamName) && teamName != "") {         // Teamname not in db
-        db.data.teams.push(teamName);
-        db.write();
-    } else {                                        // Teamname already in db
+    const data = read();
+    if(!data.teams.includes(teamName) && teamName != "") {          // Teamname not in db
+        data.teams.push(teamName);
+        write(data);
     }
 }
 
 // Deletes passed teamName from db if existing
 function deleteTeam(teamName) {
-    db.read();
-    if(db.data.teams.includes(teamName) && teamName != "") {         // Teamname in db
-        db.data.teams.splice(db.data.teams.indexOf(teamName), 1)       // Delete corresponding array entry
-        db.write();
+    const data = read();
+    if(data.teams.includes(teamName) && teamName != "") {           // Teamname in db
+        data.teams.splice(data.teams.indexOf(teamName), 1);         // Delete corresponding array entry
+        write(data);
     }
 }
 
 // Returns important values from db
 function getValues() {
-    db.read();
-    console.log(db.data)
-    return db.data
+    return read();
 }
 
 module.exports = {
     getTeams, addTeam, deleteTeam, getValues
-}
\ No newline at end of file
+}
diff --git a/scoreboard/package-lock.json b/scoreboard/package-lock.json
index 4eea9ad..5e9c263 100644
--- a/scoreboard/package-lock.json
+++ b/scoreboard/package-lock.json
@@ -14,7 +14,6 @@
         "express-ws": "^5.0.2",
         "hbs": "~4.0.4",
         "http-errors": "~1.6.3",
-        "lowdb": "^7.0.1",
         "moment": "^2.30.1",
         "morgan": "~1.9.1",
         "socket.io": "^4.7.5",
@@ -470,20 +469,6 @@
         "node": ">= 0.10"
       }
     },
-    "node_modules/lowdb": {
-      "version": "7.0.1",
-      "resolved": "https://registry.npmjs.org/lowdb/-/lowdb-7.0.1.tgz",
-      "integrity": "sha512-neJAj8GwF0e8EpycYIDFqEPcx9Qz4GUho20jWFR7YiFeXzF1YMLdxB36PypcTSPMA+4+LvgyMacYhlr18Zlymw==",
-      "dependencies": {
-        "steno": "^4.0.2"
-      },
-      "engines": {
-        "node": ">=18"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/typicode"
-      }
-    },
     "node_modules/media-typer": {
       "version": "0.3.0",
       "resolved": "https://registry.npmjs.org/media-typer/-/media-typer-0.3.0.tgz",
@@ -858,17 +843,6 @@
         "node": ">= 0.6"
       }
     },
-    "node_modules/steno": {
-      "version": "4.0.2",
-      "resolved": "https://registry.npmjs.org/steno/-/steno-4.0.2.tgz",
-      "integrity": "sha512-yhPIQXjrlt1xv7dyPQg2P17URmXbuM5pdGkpiMB3RenprfiBlvK415Lctfe0eshk90oA7/tNq7WEiMK8RSP39A==",
-      "engines": {
-        "node": ">=18"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/typicode"
-      }
-    },
     "node_modules/type-is": {
       "version": "1.6.18",
       "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.18.tgz",
diff --git a/scoreboard/package.json b/scoreboard/package.json
index 63f7a92..3fad970 100644
--- a/scoreboard/package.json
+++ b/scoreboard/package.json
@@ -12,7 +12,6 @@
     "express-ws": "^5.0.2",
     "hbs": "~4.0.4",
     "http-errors": "~1.6.3",
-    "lowdb": "^7.0.1",
     "moment": "^2.30.1",
     "morgan": "~1.9.1",
     "socket.io": "^4.7.5",