diff --git a/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardDownloadDBLib.java b/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardDownloadDBLib.java
index 85f5bbfcde..ea45e46e09 100644
--- a/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardDownloadDBLib.java
+++ b/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardDownloadDBLib.java
@@ -48,37 +48,45 @@ private MIRWizardDownloadDBLib(String name) {
 
     @Override
     public void doExecute() {
-        Element library = getInputXML().getChild("database").getChild("library");
+        try {
 
-        if (library != null && library.getChildren().size() > 0) {
-            String libDir = MCRConfigurationDir.getConfigurationDirectory().getAbsolutePath() + File.separator + "lib";
+            Element library = getInputXML().getChild("database").getChild("library");
 
-            boolean success = true;
-            for (Element lib : library.getChildren()) {
-                String url = lib.getTextTrim();
-                String fname = FilenameUtils.getName(url);
-                File file = new File(libDir + File.separator + fname);
-                try {
+            if (library != null && library.getChildren().size() > 0) {
+                String libDir = MCRConfigurationDir.getConfigurationDirectory().getAbsolutePath() + File.separator 
+                    + "lib";
 
-                    FileUtils.copyURLToFile(new URL(url), file);
-                    MCRConfigurationDirSetup.loadExternalLibs();
+                boolean success = true;
+                for (Element lib : library.getChildren()) {
+                    String url = lib.getTextTrim();
+                    String fname = FilenameUtils.getName(url);
+                    File file = new File(libDir + File.separator + fname);
+                    try {
 
-                    success = true;
-                } catch (Exception ex) {
-                    LOGGER.error("Exception while downloading or loading database library: " + file.getAbsolutePath(),
-                        ex);
-                    success = false;
-                }
+                        FileUtils.copyURLToFile(new URL(url), file);
+                        MCRConfigurationDirSetup.loadExternalLibs();
+
+                        success = true;
+                    } catch (Exception ex) {
+                        LOGGER.error("Exception while downloading or loading database library: " 
+                                + file.getAbsolutePath(), ex);
+                        success = false;
+                    }
 
-                if (success) {
-                    this.result.setAttribute("lib", fname);
-                    this.result.setAttribute("url", url);
-                    this.result.setAttribute("to", libDir);
-                    break;
+                    if (success) {
+                        this.result.setAttribute("lib", fname);
+                        this.result.setAttribute("url", url);
+                        this.result.setAttribute("to", libDir);
+                        break;
+                    }
                 }
-            }
 
-            this.result.setSuccess(success);
+                this.result.setSuccess(success);
+            }
+        } catch (Exception ex) {
+            LOGGER.error("Exception while downloading DB library.", ex);
+            this.result.setResult(ex.toString());
+            this.result.setSuccess(false);
         }
     }
 }
diff --git a/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardGenerateJPAConfig.java b/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardGenerateJPAConfig.java
index b73860e9cb..d610d7acd3 100644
--- a/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardGenerateJPAConfig.java
+++ b/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardGenerateJPAConfig.java
@@ -35,6 +35,7 @@
 import org.mycore.mir.wizard.MIRWizardCommand;
 
 public class MIRWizardGenerateJPAConfig extends MIRWizardCommand {
+
     private static final Logger LOGGER = LogManager.getLogger();
 
     public MIRWizardGenerateJPAConfig() {
diff --git a/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardGenerateProperties.java b/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardGenerateProperties.java
index e40e628c35..689ea2f404 100644
--- a/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardGenerateProperties.java
+++ b/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardGenerateProperties.java
@@ -28,12 +28,17 @@
 import java.util.Properties;
 import java.util.Scanner;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.jdom2.Element;
 import org.mycore.common.config.MCRConfiguration2;
 import org.mycore.common.config.MCRConfigurationDir;
 import org.mycore.mir.wizard.MIRWizardCommand;
 
 public class MIRWizardGenerateProperties extends MIRWizardCommand {
+
+    private static final Logger LOGGER = LogManager.getLogger();
+
     public MIRWizardGenerateProperties() {
         this("mycore.properties");
     }
@@ -67,9 +72,9 @@ public void doExecute() {
             scanner.close();
 
             this.result.setSuccess(true);
-        } catch (Exception e) {
-            this.result.setResult(e.getMessage());
-
+        } catch (Exception ex) {
+            LOGGER.error("Exception while generating properties.", ex);
+            this.result.setResult(ex.toString());
             this.result.setSuccess(false);
         }
     }
diff --git a/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardInitDatabase.java b/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardInitDatabase.java
index eca7aead08..67f2b7a7ea 100644
--- a/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardInitDatabase.java
+++ b/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardInitDatabase.java
@@ -43,10 +43,10 @@
 
 public class MIRWizardInitDatabase extends MIRWizardCommand {
 
-    private final static String ACTION = "create";
-
     private static final Logger LOGGER = LogManager.getLogger();
 
+    private final static String ACTION = "create";
+    
     public MIRWizardInitDatabase() {
         this("init.database");
     }
@@ -79,8 +79,8 @@ public void doExecute() {
             this.result.setResult(res.toString());
         } catch (IOException | PersistenceException ex) {
             LOGGER.error("Exception while initializing database.", ex);
+            this.result.setResult(ex.toString());
             this.result.setSuccess(false);
-            this.result.setResult(ex.getMessage());
         }
     }
 
diff --git a/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardInitSuperuser.java b/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardInitSuperuser.java
index 7050784a45..e401567265 100644
--- a/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardInitSuperuser.java
+++ b/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardInitSuperuser.java
@@ -24,6 +24,8 @@
 
 import java.util.List;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.mycore.backend.jpa.MCREntityManagerProvider;
 import org.mycore.mir.wizard.MIRWizardCommand;
 import org.mycore.user2.MCRUserCommands;
@@ -33,6 +35,8 @@
 
 public class MIRWizardInitSuperuser extends MIRWizardCommand {
 
+    private static final Logger LOGGER = LogManager.getLogger();
+
     public MIRWizardInitSuperuser() {
         this("init.superuser");
     }
@@ -60,7 +64,9 @@ public void doExecute() {
             }
 
         } catch (Exception ex) {
-            this.result.setResult(ex.getMessage());
+            LOGGER.error("Exception while initializing superuser.", ex);
+            this.result.setResult(ex.toString());
+            this.result.setSuccess(false);
         }
     }
 }
diff --git a/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardLoadClassifications.java b/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardLoadClassifications.java
index 6d3f6f60e8..27f167c1e2 100644
--- a/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardLoadClassifications.java
+++ b/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardLoadClassifications.java
@@ -109,6 +109,7 @@ public void doExecute() {
             this.result.setResult(result);
             this.result.setSuccess(true);
         } catch (Exception ex) {
+            LOGGER.error("Exception while loading classifiactions.", ex);
             this.result.setResult(ex.toString());
             this.result.setSuccess(false);
         }
diff --git a/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardSolr.java b/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardSolr.java
index e6f1d4c4a4..87b6c8f3b7 100644
--- a/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardSolr.java
+++ b/mir-wizard/src/main/java/org/mycore/mir/wizard/command/MIRWizardSolr.java
@@ -22,6 +22,8 @@
  */
 package org.mycore.mir.wizard.command;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.mycore.mir.wizard.MIRWizardCommand;
 import org.mycore.solr.commands.MCRSolrCommands;
 
@@ -31,9 +33,12 @@
  */
 public class MIRWizardSolr extends MIRWizardCommand {
 
-    private static String DEFAULT_CORE = "main";
+    private static final Logger LOGGER = LogManager.getLogger();
 
-    private static String DEFAULT_CLASSIFICATION = "classification";
+
+    private static final String DEFAULT_CORE = "main";
+
+    private static final String DEFAULT_CLASSIFICATION = "classification";
 
     public MIRWizardSolr() {
         this("solr");
@@ -57,7 +62,9 @@ public void doExecute() {
 
             this.result.setSuccess(true);
         } catch (final Exception ex) {
-            this.result.setResult(ex.getMessage());
+            LOGGER.error("Exception while initializing SOLR.", ex);
+            this.result.setResult(ex.toString());
+            this.result.setSuccess(false);
         }
     }
 }