diff --git a/public/zcl_excel_demo1.xlsx b/public/zcl_excel_demo1.xlsx
index 3749b6f..21309c3 100644
Binary files a/public/zcl_excel_demo1.xlsx and b/public/zcl_excel_demo1.xlsx differ
diff --git a/public/zcl_excel_demo2.xlsx b/public/zcl_excel_demo2.xlsx
index 1a1f95e..a48d362 100644
Binary files a/public/zcl_excel_demo2.xlsx and b/public/zcl_excel_demo2.xlsx differ
diff --git a/src/index.ts b/src/index.ts
index cd45fcf..0eaf6f1 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -18,8 +18,8 @@ import "./index.css";
 import "../public/favicon-16x16.png";
 import "../public/favicon-32x32.png";
 import * as monaco from "monaco-editor";
-import {config, Transpiler} from "@abaplint/transpiler";
-import {ABAP, MemoryConsole} from "@abaplint/runtime";
+import {config, ITranspilerOptions, Transpiler, UnknownTypesEnum} from "@abaplint/transpiler";
+// import {ABAP, MemoryConsole} from "@abaplint/runtime";
 import * as abaplint from "@abaplint/core";
 import * as abapMonaco from "@abaplint/monaco";
 import Split from "split-grid";
@@ -111,9 +111,9 @@ const AsyncFunction = new Function(`return Object.getPrototypeOf(async function(
 async function abapChanged() {
   // @ts-ignore
   console.dir(globalThis.abap);
+  const contents = editor1.getValue();
 
   try {
-    const contents = editor1.getValue();
     const file = new abaplint.MemoryFile(filename, contents);
     reg.updateFile(file);
     reg.parse();
@@ -124,6 +124,7 @@ async function abapChanged() {
       document.getElementById("container2").innerHTML = `<iframe src="https://view.officeapps.live.com/op/view.aspx?src=https://abap2xlsx.github.io/abap2xlsx-web/${name}.xlsx" title="Excel"></iframe>`;
 
       setTimeout(() => monaco.editor.getEditors()[0].focus(), 1000);
+      return;
     } else {
       const markers = monaco.editor.getModelMarkers({});
       if (markers.length > 0) {
@@ -135,13 +136,43 @@ async function abapChanged() {
         return;
       }
 
-      document.getElementById("container2").innerHTML = `todo, compiling`;
-
-      // const res = await new Transpiler().runRaw([{filename, contents}]);
+      document.getElementById("container2").innerHTML = `<b>Compiling</b>`;
     }
   } catch (error) {
     console.dir(error);
   }
+
+  try {
+    /*
+    const raw = [];
+    for (const filename in abapfiles) {
+      if (filename.indexOf("zcl_excel_demo") === 0) {
+        continue;
+      }
+      raw.push({
+        filename: filename,
+        contents: abapfiles[filename],
+      })
+      if (filename === "cl_ixml.clas.locals_imp.abap") {
+        console.log(abapfiles[filename]);
+      }
+    }
+      */
+//    console.dir(raw);
+    const options: ITranspilerOptions = {
+      "ignoreSyntaxCheck": false,
+      "addFilenames": true,
+      "addCommonJS": true,
+      "skipReposrc": true,
+      "unknownTypes": UnknownTypesEnum.runtimeError,
+    }
+    const res = await new Transpiler(options).run(reg);
+    console.dir("RESULT:");
+    console.dir(res);
+  } catch (error) {
+    document.getElementById("container2").innerHTML = `<u><b>Issues found during compilation</b></u><br>`;
+    document.getElementById("container2").innerHTML += error.toString();
+  }
 }
 
 editor1.onDidChangeModelContent(abapChanged);