diff --git a/server/index.js b/server/index.js
index ce953c8..3733106 100644
--- a/server/index.js
+++ b/server/index.js
@@ -5,10 +5,21 @@ import {
   getHistory,
   getClasses,
 } from "./api/index.js";
+import { Parser } from "./parser/index.js";
 
 const app = express();
 const port = process.env.PORT || 3000;
 
+if (!process.env.DSB_USER || !process.env.DSB_PASSWORD) {
+  console.error("Error: DSB Auth environment variables missing!");
+  process.exit(1);
+}
+const parser = new Parser(
+  process.env.DSB_USER,
+  process.env.DSB_PASSWORD,
+  process.env.UPDATE_INTERVAL || 1 * 60 * 1000
+);
+
 app.get("/api/timetable", getTimetable);
 app.get("/api/substitutions", getSubstitutions);
 app.get("/api/history", getHistory);
diff --git a/server/parser/index.js b/server/parser/index.js
index 71990ae..0eb62f1 100644
--- a/server/parser/index.js
+++ b/server/parser/index.js
@@ -16,18 +16,8 @@ export class Parser {
     this.dsbUser = dsbUser;
     this.dsbPassword = dsbPassword;
 
-    // setInterval(this.updatePlan, interval);
-    // this.updatePlan();
-    (async () => {
-      const event = await prisma.parseEvent.findFirst({
-        where: {
-          succeeded: true,
-        },
-      });
-      const html = fs.readFileSync("plan.html");
-      const plan = parseSubstitutionPlan(html);
-      this.insertSubstitutions(plan, event);
-    })();
+    setInterval(() => this.updatePlan(), interval);
+    this.updatePlan();
   }
   async updatePlan() {
     const startedAt = new Date();
@@ -51,8 +41,7 @@ export class Parser {
         },
       });
       for (const plan of plans) {
-        await this.insertSubstitutions(plans, parseEvent);
-        fs.writeFileSync("tmpfile", JSON.stringify(plan));
+        await this.insertSubstitutions(plan, parseEvent);
       }
     } catch (error) {
       await prisma.parseEvent.create({
@@ -63,6 +52,7 @@ export class Parser {
           succeeded: false,
         },
       });
+      log("Parser / Main", "Parse event failed: " + error);
     }
   }
   async fetchDSB() {