diff --git a/MGX-KeggViewer/src/main/java/de/cebitec/mgx/gui/keggviewer/Installer.java b/MGX-KeggViewer/src/main/java/de/cebitec/mgx/gui/keggviewer/Installer.java
deleted file mode 100644
index c71675bee..000000000
--- a/MGX-KeggViewer/src/main/java/de/cebitec/mgx/gui/keggviewer/Installer.java
+++ /dev/null
@@ -1,68 +0,0 @@
-package de.cebitec.mgx.gui.keggviewer;
-
-import de.cebitec.mgx.gui.pool.MGXPool;
-import java.io.File;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.Serial;
-import java.util.logging.Level;
-import java.util.logging.Logger;
-import org.netbeans.api.progress.ProgressHandle;
-import org.openide.modules.ModuleInstall;
-import org.openide.modules.Places;
-
-public class Installer extends ModuleInstall {
-
-    @Serial
-    private static final long serialVersionUID = 1L;
-
-    public static boolean keggLoaded = false;
-
-    @Override
-    public void restored() {
-        final Runnable runnable = new Runnable() {
-            @Override
-            public void run() {
-                final ProgressHandle ph = ProgressHandle.createHandle("Fetching/Validating KEGG data");
-                ph.start();
-                String cacheDir = Places.getUserDirectory().getAbsolutePath() + File.separator + "kegg" + File.separator;
-                keggLoaded = copyDB(cacheDir);
-                ph.finish();
-            }
-        };
-
-        MGXPool.getInstance().execute(runnable);
-    }
-
-    private boolean copyDB(String targetDir) {
-        String target = targetDir + File.separator + "kegg.db";
-        if (new File(target).exists()) {
-            new File(target).delete();
-        }
-
-        if (!new File(targetDir).exists()) {
-            new File(targetDir).mkdirs();
-        }
-
-        try ( InputStream is = getClass().getClassLoader().getResourceAsStream("de/cebitec/mgx/gui/keggviewer/kegg.db")) {
-            try ( FileOutputStream rOut = new FileOutputStream(target)) {
-
-                byte[] buffer = new byte[4096];
-
-                int bytesRead = is.read(buffer);
-                while (bytesRead >= 0) {
-                    rOut.write(buffer, 0, bytesRead);
-                    bytesRead = is.read(buffer);
-                }
-
-                rOut.flush();
-            }
-        } catch (IOException ex) {
-            Logger.getLogger(Installer.class.getPackage().getName()).log(Level.SEVERE, null, ex);
-            return false;
-        }
-        Logger.getLogger(Installer.class.getPackage().getName()).log(Level.INFO, "KEGG database successfully installed.");
-        return true;
-    }
-}
diff --git a/MGX-KeggViewer/src/main/java/de/cebitec/mgx/gui/keggviewer/KeggViewer.java b/MGX-KeggViewer/src/main/java/de/cebitec/mgx/gui/keggviewer/KeggViewer.java
index 318e7f771..96baaebbd 100644
--- a/MGX-KeggViewer/src/main/java/de/cebitec/mgx/gui/keggviewer/KeggViewer.java
+++ b/MGX-KeggViewer/src/main/java/de/cebitec/mgx/gui/keggviewer/KeggViewer.java
@@ -55,6 +55,7 @@ public class KeggViewer extends CategoricalViewerI<Long> implements Customizable
     private KeggCustomizer customizer;
     private List<Pair<GroupI, DistributionI<Long>>> data;
     private VGroupManagerI vmgr = null;
+    private boolean initOk = true;
     //
     private static boolean messageShown = false;
 
@@ -67,6 +68,7 @@ public KeggViewer() {
             customizer = new KeggCustomizer();
         } catch (KEGGException ex) {
             Exceptions.printStackTrace(ex);
+            initOk = false;
         }
     }
 
@@ -242,7 +244,7 @@ protected void done() {
 
     @Override
     public boolean canHandle(AttributeTypeI valueType) {
-        return Installer.keggLoaded && super.canHandle(valueType) && valueType.getName().equals("EC_number");
+        return initOk && super.canHandle(valueType) && valueType.getName().equals("EC_number");
     }
 
     @Override
diff --git a/MGX-KeggViewer/src/main/nbm/manifest.mf b/MGX-KeggViewer/src/main/nbm/manifest.mf
index 2ef8f45d3..7e962d1c3 100644
--- a/MGX-KeggViewer/src/main/nbm/manifest.mf
+++ b/MGX-KeggViewer/src/main/nbm/manifest.mf
@@ -1,3 +1,2 @@
 Manifest-Version: 1.0
-OpenIDE-Module-Install: de/cebitec/mgx/gui/keggviewer/Installer.class
 OpenIDE-Module-Localizing-Bundle: de/cebitec/mgx/gui/keggviewer/Bundle.properties
diff --git a/MGX-KeggViewer/src/main/resources/de/cebitec/mgx/gui/keggviewer/kegg.db b/MGX-KeggViewer/src/main/resources/de/cebitec/mgx/gui/keggviewer/kegg.db
deleted file mode 100644
index 730bf12aa..000000000
Binary files a/MGX-KeggViewer/src/main/resources/de/cebitec/mgx/gui/keggviewer/kegg.db and /dev/null differ