diff --git a/APED/app/src/main/java/com/example/aped/MainActivity.java b/APED/app/src/main/java/com/example/aped/MainActivity.java
index 04c3dba..1462945 100644
--- a/APED/app/src/main/java/com/example/aped/MainActivity.java
+++ b/APED/app/src/main/java/com/example/aped/MainActivity.java
@@ -160,12 +160,19 @@ public class MainActivity extends AppCompatActivity {
                 break;
 
             case R.id.action_download_xml:
+                    uebergabe.downloadXML();
                     Toast.makeText(this, "Downloaded .xml",
                         Toast.LENGTH_SHORT).show();
                 break;
             case R.id.action_upload_xml:
-                    Toast.makeText(this, "Upload .xml",
-                        Toast.LENGTH_SHORT).show();
+                try {
+                    uebergabe.uploadXML();
+                } catch (FileNotFoundException e) {
+                    e.printStackTrace();
+                    Toast.makeText(this, "Upload .xml failed",
+                            Toast.LENGTH_SHORT).show();
+                }
+
                 break;
             case R.id.action_update:
                 Intent intentneustart = getIntent();