diff --git a/src/main/java/com/Acrobot/Breeze/Configuration/FieldParser.java b/src/main/java/com/Acrobot/Breeze/Configuration/FieldParser.java
index 4cce652..d51dd57 100644
--- a/src/main/java/com/Acrobot/Breeze/Configuration/FieldParser.java
+++ b/src/main/java/com/Acrobot/Breeze/Configuration/FieldParser.java
@@ -1,9 +1,10 @@
 package com.Acrobot.Breeze.Configuration;
 
 import com.Acrobot.Breeze.Configuration.Annotations.ConfigurationComment;
-import com.Acrobot.Breeze.Configuration.Annotations.Parser;
 
 import java.lang.reflect.Field;
+import java.util.logging.Level;
+import java.util.logging.Logger;
 
 /**
  * @author Acrobot
@@ -29,7 +30,7 @@ public class FieldParser {
         try {
             builder.append(field.getName()).append(": ").append(parser.parseToYAML(field.get(null)));
         } catch (IllegalAccessException e) {
-            e.printStackTrace();
+            Logger.getLogger("FieldParser").log(Level.SEVERE, "Error while parsing field", e);
             return "";
         }
 
diff --git a/src/main/java/com/Acrobot/Breeze/Database/Database.java b/src/main/java/com/Acrobot/Breeze/Database/Database.java
index 026ea69..83af262 100644
--- a/src/main/java/com/Acrobot/Breeze/Database/Database.java
+++ b/src/main/java/com/Acrobot/Breeze/Database/Database.java
@@ -1,8 +1,12 @@
 package com.Acrobot.Breeze.Database;
 
+import com.Acrobot.ChestShop.ChestShop;
+
 import java.sql.Connection;
 import java.sql.DriverManager;
 import java.sql.SQLException;
+import java.util.logging.Level;
+import java.util.logging.Logger;
 
 import javax.persistence.Entity;
 
@@ -60,7 +64,7 @@ public class Database {
         try {
             table.create(fields);
         } catch (SQLException e) {
-            e.printStackTrace();
+            Logger.getLogger("Database").log(Level.SEVERE, "Error while creating database from " + clazz.getName() + " (" + fields + ")", e);
             return false;
         }
 
diff --git a/src/main/java/com/Acrobot/Breeze/Database/Row.java b/src/main/java/com/Acrobot/Breeze/Database/Row.java
index 788be85..8834654 100644
--- a/src/main/java/com/Acrobot/Breeze/Database/Row.java
+++ b/src/main/java/com/Acrobot/Breeze/Database/Row.java
@@ -1,6 +1,8 @@
 package com.Acrobot.Breeze.Database;
 
 import java.util.*;
+import java.util.logging.Level;
+import java.util.logging.Logger;
 
 /**
  * A class representing a Row in SQL query
@@ -85,21 +87,16 @@ public class Row {
 
         try {
             object = clazz.newInstance();
-        } catch (InstantiationException e) {
-            e.printStackTrace();
-            return null;
-        } catch (IllegalAccessException e) {
-            e.printStackTrace();
+        } catch (InstantiationException | IllegalAccessException e) {
+            Logger.getLogger("Row").log(Level.SEVERE, "Error while creating new instance of class " + clazz.getName() + " for row", e);
             return null;
         }
 
         for (Map.Entry<String, String> value : values.entrySet()) {
             try {
                 clazz.getDeclaredField(value.getKey()).set(object, value.getValue());
-            } catch (NoSuchFieldException ex) {
-                ex.printStackTrace();
-            } catch (IllegalAccessException ex) {
-                ex.printStackTrace();
+            } catch (NoSuchFieldException | IllegalAccessException ex) {
+                Logger.getLogger("Row").log(Level.SEVERE, "Error while setting field " + value.getKey() + " to " + value.getValue() + " of class " + clazz.getName(), ex);
             }
         }
 
diff --git a/src/main/java/com/Acrobot/ChestShop/Database/Migrations.java b/src/main/java/com/Acrobot/ChestShop/Database/Migrations.java
index 7e918cd..f5a2a2c 100644
--- a/src/main/java/com/Acrobot/ChestShop/Database/Migrations.java
+++ b/src/main/java/com/Acrobot/ChestShop/Database/Migrations.java
@@ -137,7 +137,7 @@ public class Migrations {
             try {
                 items.executeRawNoArgs("INSERT INTO `items` (id, code) SELECT id, code uuid FROM `items-old`");
             } catch (SQLException e) {
-                e.printStackTrace();
+                ChestShop.getBukkitLogger().log(Level.SEVERE, "Error while inserting items into new database while migrating to v4", e);
             }
             ChestShop.getBukkitLogger().log(Level.INFO, "Migration of items table finished in " + (System.currentTimeMillis() - start) / 1000.0 + "s!");
 
diff --git a/src/main/java/com/Acrobot/ChestShop/Listeners/Modules/DiscountModule.java b/src/main/java/com/Acrobot/ChestShop/Listeners/Modules/DiscountModule.java
index 811ccba..94d72ba 100644
--- a/src/main/java/com/Acrobot/ChestShop/Listeners/Modules/DiscountModule.java
+++ b/src/main/java/com/Acrobot/ChestShop/Listeners/Modules/DiscountModule.java
@@ -17,6 +17,7 @@ import java.io.IOException;
 import java.math.BigDecimal;
 import java.util.HashSet;
 import java.util.Set;
+import java.util.logging.Level;
 
 import static com.Acrobot.ChestShop.Events.TransactionEvent.TransactionType.BUY;
 
@@ -44,7 +45,7 @@ public class DiscountModule implements Listener {
         try {
             config.save(ChestShop.loadFile("discounts.yml"));
         } catch (IOException e) {
-            e.printStackTrace();
+            ChestShop.getBukkitLogger().log(Level.SEVERE, "Error while loading discounts config", e);
         }
 
         groupList = config.getKeys(false);
diff --git a/src/main/java/com/Acrobot/ChestShop/Listeners/Modules/ItemAliasModule.java b/src/main/java/com/Acrobot/ChestShop/Listeners/Modules/ItemAliasModule.java
index ef894b4..e039ab5 100644
--- a/src/main/java/com/Acrobot/ChestShop/Listeners/Modules/ItemAliasModule.java
+++ b/src/main/java/com/Acrobot/ChestShop/Listeners/Modules/ItemAliasModule.java
@@ -16,6 +16,7 @@ import java.io.File;
 import java.io.IOException;
 import java.util.Locale;
 import java.util.Map;
+import java.util.logging.Level;
 
 import static com.Acrobot.Breeze.Utils.StringUtil.getMinecraftStringWidth;
 
@@ -51,7 +52,7 @@ public class ItemAliasModule implements Listener {
                 configuration.options().copyDefaults(true);
                 configuration.save(ChestShop.loadFile("itemAliases.yml"));
             } catch (IOException e) {
-                e.printStackTrace();
+                ChestShop.getBukkitLogger().log(Level.SEVERE, "Error while saving item aliases config", e);
             }
         }
 
diff --git a/src/main/java/com/Acrobot/ChestShop/Listeners/PreShopCreation/NameChecker.java b/src/main/java/com/Acrobot/ChestShop/Listeners/PreShopCreation/NameChecker.java
index ccf6c48..3065d6d 100644
--- a/src/main/java/com/Acrobot/ChestShop/Listeners/PreShopCreation/NameChecker.java
+++ b/src/main/java/com/Acrobot/ChestShop/Listeners/PreShopCreation/NameChecker.java
@@ -11,6 +11,8 @@ import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
 import org.bukkit.event.Listener;
 
+import java.util.logging.Level;
+
 import static com.Acrobot.ChestShop.Permission.OTHER_NAME_CREATE;
 import static com.Acrobot.ChestShop.Signs.ChestShopSign.NAME_LINE;
 import static com.Acrobot.ChestShop.Events.PreShopCreationEvent.CreationOutcome.UNKNOWN_PLAYER;
@@ -58,7 +60,7 @@ public class NameChecker implements Listener {
                     }
                 }
             } catch (Exception e) {
-                e.printStackTrace();
+                ChestShop.getBukkitLogger().log(Level.SEVERE, "Error while trying to check account for name " + name + " with player " + player.getName(), e);
             }
         }
         event.setOwnerAccount(account);
diff --git a/src/main/java/com/Acrobot/ChestShop/Metadata/ItemDatabase.java b/src/main/java/com/Acrobot/ChestShop/Metadata/ItemDatabase.java
index 9a22ad2..5ea0878 100644
--- a/src/main/java/com/Acrobot/ChestShop/Metadata/ItemDatabase.java
+++ b/src/main/java/com/Acrobot/ChestShop/Metadata/ItemDatabase.java
@@ -43,7 +43,7 @@ public class ItemDatabase {
             itemDao = DaoCreator.getDaoAndCreateTable(Item.class);
             handleMetadataUpdate();
         } catch (SQLException e) {
-            e.printStackTrace();
+            ChestShop.getBukkitLogger().log(Level.SEVERE, "Error while loading items database", e);
         }
     }
 
@@ -59,7 +59,7 @@ public class ItemDatabase {
                 try {
                     versionConfig.save(configFile);
                 } catch (IOException e) {
-                    e.printStackTrace();
+                    ChestShop.getBukkitLogger().log(Level.SEVERE, "Error while updating metadata-version from " + previousVersion + " to " + newVersion, e);
                 }
             } else {
                 ChestShop.getBukkitLogger().log(Level.WARNING, "Error while updating Item Metadata database! While the plugin will still run it will work less efficiently.");