diff --git a/bukkit/loader/src/main/resources/translations/en.yml b/bukkit/loader/src/main/resources/translations/en.yml
index 8091239fc..a4e97d55f 100644
--- a/bukkit/loader/src/main/resources/translations/en.yml
+++ b/bukkit/loader/src/main/resources/translations/en.yml
@@ -115,4 +115,7 @@ warning.config.model.generation.parent.invalid_resource_location: "<yellow>Issue
 warning.config.emoji.lack_keywords: "<yellow>Issue found in file <arg:0> - The emoji '<arg:1>' is missing the required 'keywords' argument.</yellow>"
 warning.config.emoji.duplicated: "<yellow>Issue found in file <arg:0> - Duplicated emoji '<arg:1>'.</yellow>"
 warning.config.emoji.invalid_image: "<yellow>Issue found in file <arg:0> - The emoji '<arg:1>' has an invalid 'image' argument '<arg:2>'.</yellow>"
-warning.config.advancement.duplicated: "<yellow>Issue found in file <arg:0> - Duplicated advancement '<arg:1>'.</yellow>"
\ No newline at end of file
+warning.config.advancement.duplicated: "<yellow>Issue found in file <arg:0> - Duplicated advancement '<arg:1>'.</yellow>"
+warning.config.host.lack_type: "<yellow>Issue found in config.yml at 'resource-pack.delivery.hosting' - Missing require argument 'type' for host."
+warning.config.host.invalid_type: "<yellow>Issue found in config.yml at 'resource-pack.delivery.hosting' - Host 'type' [<arg:0>] is invalid. Please read https://mo-mi.gitbook.io/xiaomomi-plugins/craftengine/plugin-wiki/craftengine/resource-pack/host"
+warning.config.host.external.lack_url: "<yellow>Issue found in config.yml at 'resource-pack.delivery.hosting' - Missing require argument 'url' for external host."
\ No newline at end of file
diff --git a/core/src/main/java/net/momirealms/craftengine/core/pack/AbstractPackManager.java b/core/src/main/java/net/momirealms/craftengine/core/pack/AbstractPackManager.java
index 1b767469c..13972a2eb 100644
--- a/core/src/main/java/net/momirealms/craftengine/core/pack/AbstractPackManager.java
+++ b/core/src/main/java/net/momirealms/craftengine/core/pack/AbstractPackManager.java
@@ -21,6 +21,8 @@ import net.momirealms.craftengine.core.plugin.config.Config;
 import net.momirealms.craftengine.core.plugin.config.ConfigSectionParser;
 import net.momirealms.craftengine.core.plugin.config.StringKeyConstructor;
 import net.momirealms.craftengine.core.plugin.locale.I18NData;
+import net.momirealms.craftengine.core.plugin.locale.LocalizedException;
+import net.momirealms.craftengine.core.plugin.locale.TranslationManager;
 import net.momirealms.craftengine.core.sound.AbstractSoundManager;
 import net.momirealms.craftengine.core.sound.SoundEvent;
 import net.momirealms.craftengine.core.util.*;
@@ -151,7 +153,12 @@ public abstract class AbstractPackManager implements PackManager {
         if (list == null || list.isEmpty()) {
             this.resourcePackHost = NoneHost.INSTANCE;
         } else {
-            this.resourcePackHost = ResourcePackHosts.fromMap(MiscUtils.castToMap(list.get(0), false));
+            try {
+                this.resourcePackHost = ResourcePackHosts.fromMap(MiscUtils.castToMap(list.get(0), false));
+            } catch (LocalizedException e) {
+                TranslationManager.instance().log(e.node(), e.arguments());
+                this.resourcePackHost = NoneHost.INSTANCE;
+            }
         }
     }
 
diff --git a/core/src/main/java/net/momirealms/craftengine/core/pack/host/ResourcePackHosts.java b/core/src/main/java/net/momirealms/craftengine/core/pack/host/ResourcePackHosts.java
index 821cf8302..dfba97896 100644
--- a/core/src/main/java/net/momirealms/craftengine/core/pack/host/ResourcePackHosts.java
+++ b/core/src/main/java/net/momirealms/craftengine/core/pack/host/ResourcePackHosts.java
@@ -1,6 +1,8 @@
 package net.momirealms.craftengine.core.pack.host;
 
+import net.kyori.adventure.text.Component;
 import net.momirealms.craftengine.core.pack.host.impl.*;
+import net.momirealms.craftengine.core.plugin.locale.LocalizedException;
 import net.momirealms.craftengine.core.registry.BuiltInRegistries;
 import net.momirealms.craftengine.core.registry.Holder;
 import net.momirealms.craftengine.core.registry.Registries;
@@ -42,12 +44,12 @@ public class ResourcePackHosts {
     public static ResourcePackHost fromMap(Map<String, Object> map) {
         String type = (String) map.get("type");
         if (type == null) {
-            throw new NullPointerException("host type cannot be null");
+            throw new LocalizedException("warning.config.host.external.lack_url");
         }
         Key key = Key.withDefaultNamespace(type, "craftengine");
         ResourcePackHostFactory factory = BuiltInRegistries.RESOURCE_PACK_HOST_FACTORY.getValue(key);
         if (factory == null) {
-            throw new IllegalArgumentException("Unknown resource pack host type: " + type);
+            throw new LocalizedException("warning.config.host.invalid_type", type);
         }
         return factory.create(map);
     }
diff --git a/core/src/main/java/net/momirealms/craftengine/core/pack/host/impl/ExternalHost.java b/core/src/main/java/net/momirealms/craftengine/core/pack/host/impl/ExternalHost.java
index 563bc1ca9..a57bae861 100644
--- a/core/src/main/java/net/momirealms/craftengine/core/pack/host/impl/ExternalHost.java
+++ b/core/src/main/java/net/momirealms/craftengine/core/pack/host/impl/ExternalHost.java
@@ -4,6 +4,7 @@ import net.momirealms.craftengine.core.pack.host.ResourcePackDownloadData;
 import net.momirealms.craftengine.core.pack.host.ResourcePackHost;
 import net.momirealms.craftengine.core.pack.host.ResourcePackHostFactory;
 import net.momirealms.craftengine.core.pack.host.ResourcePackHosts;
+import net.momirealms.craftengine.core.plugin.locale.LocalizedException;
 import net.momirealms.craftengine.core.util.Key;
 
 import java.nio.file.Path;
@@ -46,7 +47,7 @@ public class ExternalHost implements ResourcePackHost {
         public ResourcePackHost create(Map<String, Object> arguments) {
             String url = (String) arguments.get("url");
             if (url == null || url.isEmpty()) {
-                throw new IllegalArgumentException("'url' cannot be empty for external host");
+                throw new LocalizedException("warning.config.host.external.lack_url");
             }
             String uuid = (String) arguments.get("uuid");
             if (uuid == null || uuid.isEmpty()) {
diff --git a/core/src/main/java/net/momirealms/craftengine/core/plugin/event/Trigger.java b/core/src/main/java/net/momirealms/craftengine/core/plugin/event/Trigger.java
new file mode 100644
index 000000000..4eb301457
--- /dev/null
+++ b/core/src/main/java/net/momirealms/craftengine/core/plugin/event/Trigger.java
@@ -0,0 +1,15 @@
+package net.momirealms.craftengine.core.plugin.event;
+
+import net.momirealms.craftengine.core.util.Key;
+
+public class Trigger {
+    private final Key id;
+
+    public Trigger(Key id) {
+        this.id = id;
+    }
+
+    public Key id() {
+        return id;
+    }
+}
diff --git a/core/src/main/java/net/momirealms/craftengine/core/plugin/event/Triggers.java b/core/src/main/java/net/momirealms/craftengine/core/plugin/event/Triggers.java
new file mode 100644
index 000000000..474bf48a6
--- /dev/null
+++ b/core/src/main/java/net/momirealms/craftengine/core/plugin/event/Triggers.java
@@ -0,0 +1,21 @@
+package net.momirealms.craftengine.core.plugin.event;
+
+import net.momirealms.craftengine.core.util.Key;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class Triggers {
+    public static final Map<Key, Trigger> TRIGGERS = new HashMap<>();
+
+    public static final Trigger USE_ITEM = create(Key.of("use_item"));
+    public static final Trigger INTERACT = create(Key.of("interact"));
+    public static final Trigger CONSUME = create(Key.of("consume"));
+    public static final Trigger BREAK = create(Key.of("break"));
+
+    private static Trigger create(Key id) {
+        Trigger trigger = new Trigger(id);
+        TRIGGERS.put(id, trigger);
+        return trigger;
+    }
+}
diff --git a/core/src/main/java/net/momirealms/craftengine/core/plugin/locale/LocalizedException.java b/core/src/main/java/net/momirealms/craftengine/core/plugin/locale/LocalizedException.java
new file mode 100644
index 000000000..87c4dc8a3
--- /dev/null
+++ b/core/src/main/java/net/momirealms/craftengine/core/plugin/locale/LocalizedException.java
@@ -0,0 +1,20 @@
+package net.momirealms.craftengine.core.plugin.locale;
+
+public class LocalizedException extends RuntimeException {
+    private final String node;
+    private final String[] arguments;
+
+    public LocalizedException(String node, String... arguments) {
+        super(node);
+        this.node = node;
+        this.arguments = arguments;
+    }
+
+    public String[] arguments() {
+        return arguments;
+    }
+
+    public String node() {
+        return node;
+    }
+}
diff --git a/gradle.properties b/gradle.properties
index eb9d4ba4a..a6f31c8f8 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -2,7 +2,7 @@ org.gradle.jvmargs=-Xmx1G
 
 # Project settings
 # Rule: [major update].[feature update].[bug fix]
-project_version=0.0.50-beta.1
+project_version=0.0.50-beta.2
 config_version=30
 lang_version=7
 project_group=net.momirealms