diff --git a/bukkit/src/main/java/com/github/games647/fastlogin/bukkit/FastLoginBukkit.java b/bukkit/src/main/java/com/github/games647/fastlogin/bukkit/FastLoginBukkit.java
index 45b4ea87..3a18b970 100644
--- a/bukkit/src/main/java/com/github/games647/fastlogin/bukkit/FastLoginBukkit.java
+++ b/bukkit/src/main/java/com/github/games647/fastlogin/bukkit/FastLoginBukkit.java
@@ -8,6 +8,7 @@ import com.github.games647.fastlogin.bukkit.listener.protocollib.LoginSkinApplyL
 import com.github.games647.fastlogin.bukkit.listener.protocollib.ProtocolLibListener;
 import com.github.games647.fastlogin.bukkit.listener.protocolsupport.ProtocolSupportListener;
 import com.github.games647.fastlogin.bukkit.tasks.DelayedAuthHook;
+import com.github.games647.fastlogin.core.CommonUtil;
 import com.github.games647.fastlogin.core.mojang.MojangApiConnector;
 import com.github.games647.fastlogin.core.shared.FastLoginCore;
 import com.github.games647.fastlogin.core.shared.PlatformPlugin;
@@ -42,7 +43,7 @@ public class FastLoginBukkit extends JavaPlugin implements PlatformPlugin<Comman
     private boolean serverStarted;
 
     //1 minutes should be enough as a timeout for bad internet connection (Server, Client and Mojang)
-    private final ConcurrentMap<String, BukkitLoginSession> loginSession = FastLoginCore.buildCache(1, -1);
+    private final ConcurrentMap<String, BukkitLoginSession> loginSession = CommonUtil.buildCache(1, -1);
 
     @Override
     public void onEnable() {
diff --git a/bukkit/src/main/java/com/github/games647/fastlogin/bukkit/MojangApiBukkit.java b/bukkit/src/main/java/com/github/games647/fastlogin/bukkit/MojangApiBukkit.java
index ac55390a..5bf57271 100644
--- a/bukkit/src/main/java/com/github/games647/fastlogin/bukkit/MojangApiBukkit.java
+++ b/bukkit/src/main/java/com/github/games647/fastlogin/bukkit/MojangApiBukkit.java
@@ -1,9 +1,9 @@
 package com.github.games647.fastlogin.bukkit;
 
+import com.github.games647.fastlogin.core.CommonUtil;
 import com.github.games647.fastlogin.core.mojang.MojangApiConnector;
 import com.github.games647.fastlogin.core.mojang.SkinProperties;
 import com.github.games647.fastlogin.core.mojang.VerificationReply;
-import com.github.games647.fastlogin.core.shared.FastLoginCore;
 import com.github.games647.fastlogin.core.shared.LoginSession;
 
 import java.io.BufferedReader;
@@ -45,7 +45,7 @@ public class MojangApiBukkit extends MojangApiConnector {
                 VerificationReply verification = gson.fromJson(reader, VerificationReply.class);
 
                 String uuid = verification.getId();
-                playerSession.setUuid(FastLoginCore.parseId(uuid));
+                playerSession.setUuid(CommonUtil.parseId(uuid));
 
                 SkinProperties[] properties = verification.getProperties();
                 if (properties != null && properties.length > 0) {
diff --git a/core/src/main/java/com/github/games647/fastlogin/core/AuthStorage.java b/core/src/main/java/com/github/games647/fastlogin/core/AuthStorage.java
index c0dcb695..974767f5 100644
--- a/core/src/main/java/com/github/games647/fastlogin/core/AuthStorage.java
+++ b/core/src/main/java/com/github/games647/fastlogin/core/AuthStorage.java
@@ -93,7 +93,7 @@ public class AuthStorage {
                 if (resultSet.next()) {
                     long userId = resultSet.getInt(1);
 
-                    UUID uuid = FastLoginCore.parseId(resultSet.getString(2));
+                    UUID uuid = CommonUtil.parseId(resultSet.getString(2));
 
                     boolean premium = resultSet.getBoolean(4);
                     String lastIp = resultSet.getString(5);
diff --git a/core/src/main/java/com/github/games647/fastlogin/core/CommonUtil.java b/core/src/main/java/com/github/games647/fastlogin/core/CommonUtil.java
new file mode 100644
index 00000000..24997a48
--- /dev/null
+++ b/core/src/main/java/com/github/games647/fastlogin/core/CommonUtil.java
@@ -0,0 +1,42 @@
+package com.github.games647.fastlogin.core;
+
+import com.google.common.cache.CacheLoader;
+
+import java.util.UUID;
+import java.util.concurrent.ConcurrentMap;
+import java.util.concurrent.TimeUnit;
+
+public class CommonUtil {
+
+    public static <K, V> ConcurrentMap<K, V> buildCache(int expireAfterWrite, int maxSize) {
+        CompatibleCacheBuilder<Object, Object> builder = CompatibleCacheBuilder.newBuilder();
+
+        if (expireAfterWrite > 0) {
+            builder.expireAfterWrite(expireAfterWrite, TimeUnit.MINUTES);
+        }
+
+        if (maxSize > 0) {
+            builder.maximumSize(maxSize);
+        }
+
+        return builder.build(CacheLoader.from(() -> {
+            throw new UnsupportedOperationException();
+        }));
+    }
+
+    public static UUID parseId(String withoutDashes) {
+        if (withoutDashes == null) {
+            return null;
+        }
+
+        return UUID.fromString(withoutDashes.substring(0, 8)
+                + '-' + withoutDashes.substring(8, 12)
+                + '-' + withoutDashes.substring(12, 16)
+                + '-' + withoutDashes.substring(16, 20)
+                + '-' + withoutDashes.substring(20, 32));
+    }
+
+    private CommonUtil() {
+        //Utility class
+    }
+}
diff --git a/core/src/main/java/com/github/games647/fastlogin/core/mojang/MojangApiConnector.java b/core/src/main/java/com/github/games647/fastlogin/core/mojang/MojangApiConnector.java
index 302df883..75be3a49 100644
--- a/core/src/main/java/com/github/games647/fastlogin/core/mojang/MojangApiConnector.java
+++ b/core/src/main/java/com/github/games647/fastlogin/core/mojang/MojangApiConnector.java
@@ -1,7 +1,7 @@
 package com.github.games647.fastlogin.core.mojang;
 
 import com.github.games647.fastlogin.core.BalancedSSLFactory;
-import com.github.games647.fastlogin.core.shared.FastLoginCore;
+import com.github.games647.fastlogin.core.CommonUtil;
 import com.github.games647.fastlogin.core.shared.LoginSession;
 import com.google.common.collect.Iterables;
 import com.google.common.collect.Lists;
@@ -47,7 +47,7 @@ public class MojangApiConnector {
     private final Pattern validNameMatcher = Pattern.compile("^\\w{2,16}$");
 
     private final Iterator<Proxy> proxies;
-    private final Map<Object, Object> requests = FastLoginCore.buildCache(10, -1);
+    private final Map<Object, Object> requests = CommonUtil.buildCache(10, -1);
     private final BalancedSSLFactory sslFactory;
     private final int rateLimit;
     private long lastRateLimit;
@@ -97,7 +97,7 @@ public class MojangApiConnector {
                 try (BufferedReader reader = new BufferedReader(new InputStreamReader(connection.getInputStream()))) {
                     String line = reader.readLine();
                     if (!"null".equals(line)) {
-                        return FastLoginCore.parseId(getUUIDFromJson(line));
+                        return CommonUtil.parseId(getUUIDFromJson(line));
                     }
                 }
             } else if (connection.getResponseCode() == RATE_LIMIT_CODE) {
diff --git a/core/src/main/java/com/github/games647/fastlogin/core/shared/FastLoginCore.java b/core/src/main/java/com/github/games647/fastlogin/core/shared/FastLoginCore.java
index 532f8d6a..a1bf64f2 100644
--- a/core/src/main/java/com/github/games647/fastlogin/core/shared/FastLoginCore.java
+++ b/core/src/main/java/com/github/games647/fastlogin/core/shared/FastLoginCore.java
@@ -1,12 +1,11 @@
 package com.github.games647.fastlogin.core.shared;
 
 import com.github.games647.fastlogin.core.AuthStorage;
-import com.github.games647.fastlogin.core.CompatibleCacheBuilder;
+import com.github.games647.fastlogin.core.CommonUtil;
 import com.github.games647.fastlogin.core.hooks.AuthPlugin;
 import com.github.games647.fastlogin.core.hooks.DefaultPasswordGenerator;
 import com.github.games647.fastlogin.core.hooks.PasswordGenerator;
 import com.github.games647.fastlogin.core.mojang.MojangApiConnector;
-import com.google.common.cache.CacheLoader;
 import com.google.common.collect.Lists;
 import com.google.common.collect.Sets;
 
@@ -22,7 +21,6 @@ import java.util.Set;
 import java.util.UUID;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ConcurrentMap;
-import java.util.concurrent.TimeUnit;
 import java.util.function.Function;
 import java.util.logging.Level;
 import java.util.stream.Collectors;
@@ -38,37 +36,9 @@ import net.md_5.bungee.config.YamlConfiguration;
  */
 public class FastLoginCore<P extends C, C, T extends PlatformPlugin<C>> {
 
-    public static <K, V> ConcurrentMap<K, V> buildCache(int expireAfterWrite, int maxSize) {
-        CompatibleCacheBuilder<Object, Object> builder = CompatibleCacheBuilder.newBuilder();
-
-        if (expireAfterWrite > 0) {
-            builder.expireAfterWrite(expireAfterWrite, TimeUnit.MINUTES);
-        }
-
-        if (maxSize > 0) {
-            builder.maximumSize(maxSize);
-        }
-
-        return builder.build(CacheLoader.from(() -> {
-            throw new UnsupportedOperationException();
-        }));
-    }
-
-    public static UUID parseId(String withoutDashes) {
-        if (withoutDashes == null) {
-            return null;
-        }
-
-        return UUID.fromString(withoutDashes.substring(0, 8)
-                + '-' + withoutDashes.substring(8, 12)
-                + '-' + withoutDashes.substring(12, 16)
-                + '-' + withoutDashes.substring(16, 20)
-                + '-' + withoutDashes.substring(20, 32));
-    }
-
     protected final Map<String, String> localeMessages = new ConcurrentHashMap<>();
 
-    private final ConcurrentMap<String, Object> pendingLogin = FastLoginCore.buildCache(5, -1);
+    private final ConcurrentMap<String, Object> pendingLogin = CommonUtil.buildCache(5, -1);
     private final Set<UUID> pendingConfirms = Sets.newHashSet();
     private final T plugin;
 
@@ -92,8 +62,8 @@ public class FastLoginCore<P extends C, C, T extends PlatformPlugin<C>> {
 
             messages.getKeys()
                     .stream()
-                    .filter(key -> config.get(key) != null)
-                    .collect(Collectors.toMap(Function.identity(), config::get))
+                    .filter(key -> messages.get(key) != null)
+                    .collect(Collectors.toMap(Function.identity(), messages::get))
                     .forEach((key, message) -> {
                         String colored = plugin.translateColorCodes('&', (String) message);
                         if (!colored.isEmpty()) {