diff --git a/pom.xml b/pom.xml
index 8900a75..995be96 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>me.skymc</groupId>
     <artifactId>TabooLib</artifactId>
-    <version>4.21</version>
+    <version>4.22</version>
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
diff --git a/src/main/java/me/skymc/taboolib/commands/builder/SimpleCommandBuilder.java b/src/main/java/me/skymc/taboolib/commands/builder/SimpleCommandBuilder.java
index 656cb56..9e7efbd 100644
--- a/src/main/java/me/skymc/taboolib/commands/builder/SimpleCommandBuilder.java
+++ b/src/main/java/me/skymc/taboolib/commands/builder/SimpleCommandBuilder.java
@@ -19,6 +19,9 @@ import java.util.List;
  */
 public class SimpleCommandBuilder {
 
+    public static final CompleterTab EMPTY_COMPLETER_TAB = ((sender, args) -> new ArrayList<>());
+    public static final CompleterCommand EMPTY_COMPLETER_COMMAND = ((sender, args) -> false);
+
     private final String command;
     private final Plugin plugin;
     private String description;
@@ -26,8 +29,8 @@ public class SimpleCommandBuilder {
     private List<String> aliases;
     private String permission;
     private String permissionMessage;
-    private CompleterCommand completerCommand;
-    private CompleterTab completerTab;
+    private CompleterTab completerTab = EMPTY_COMPLETER_TAB;
+    private CompleterCommand completerCommand = EMPTY_COMPLETER_COMMAND;
 
     SimpleCommandBuilder(String command, Plugin plugin) {
         this.command = command;
@@ -78,6 +81,7 @@ public class SimpleCommandBuilder {
 
     public SimpleCommandBuilder build() {
         Preconditions.checkNotNull(completerCommand, "缺少 \"CompleterCommand\" 部分");
+        Preconditions.checkNotNull(completerTab, "缺少 \"CompleterTab\" 部分");
         TCommandHandler.registerPluginCommand(
                 plugin,
                 command,
diff --git a/src/main/java/me/skymc/taboolib/json/tellraw/TellrawJson.java b/src/main/java/me/skymc/taboolib/json/tellraw/TellrawJson.java
index 94ba081..ba2e288 100644
--- a/src/main/java/me/skymc/taboolib/json/tellraw/TellrawJson.java
+++ b/src/main/java/me/skymc/taboolib/json/tellraw/TellrawJson.java
@@ -13,6 +13,7 @@ import org.bukkit.inventory.ItemStack;
 import java.lang.reflect.Method;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.stream.Collectors;
 
 /**
  * @Author sky
@@ -93,6 +94,12 @@ public class TellrawJson {
         return this;
     }
 
+    public BaseComponent[] getComponentsAll() {
+        List<BaseComponent> components = this.components.stream().filter(component -> !(component instanceof TextComponent) || !((TextComponent) component).getText().isEmpty()).collect(Collectors.toList());
+        this.componentsLatest.stream().filter(component -> !(component instanceof TextComponent) || !((TextComponent) component).getText().isEmpty()).forEach(components::add);
+        return components.toArray(new BaseComponent[0]);
+    }
+
     public String getItemComponent(ItemStack itemStack) {
         try {
             Method asNMSCopyMethod = ReflectionUtils.getMethod(craftItemStackClazz, "asNMSCopy", ItemStack.class);
@@ -138,10 +145,4 @@ public class TellrawJson {
     public BaseComponent[] getComponents() {
         return components.toArray(new BaseComponent[0]);
     }
-
-    public BaseComponent[] getComponentsAll() {
-        List<BaseComponent> components = new ArrayList<>(this.components);
-        components.addAll(componentsLatest);
-        return components.toArray(new BaseComponent[0]);
-    }
 }