diff --git a/src/main/java/com/khjxiaogu/MiraiSongPlugin/MiraiSongPlugin.java b/src/main/java/com/khjxiaogu/MiraiSongPlugin/MiraiSongPlugin.java
index af4c0ff..0eec8fd 100644
--- a/src/main/java/com/khjxiaogu/MiraiSongPlugin/MiraiSongPlugin.java
+++ b/src/main/java/com/khjxiaogu/MiraiSongPlugin/MiraiSongPlugin.java
@@ -67,6 +67,7 @@
 import net.mamoe.mirai.event.events.GroupMessageEvent;
 import net.mamoe.mirai.event.events.MessageEvent;
 import net.mamoe.mirai.event.events.StrangerMessageEvent;
+import net.mamoe.mirai.message.data.Message;
 import net.mamoe.mirai.utils.MiraiLogger;
 import net.mamoe.yamlkt.Yaml;
 import net.mamoe.yamlkt.YamlElement;
@@ -179,13 +180,16 @@ private BiConsumer<MessageEvent, String[]> makeTemplate(String source, String ca
 					return;
 				}
 				try {
-					Utils.getProperReceiver(event).sendMessage(cb.process(mi, Utils.getProperReceiver(event)));
+					Message m=cb.process(mi, Utils.getProperReceiver(event));
+					if(m!=null) {
+						Utils.getProperReceiver(event).sendMessage(m);
+						return;
+					}
 				} catch (Throwable t) {
 					this.getLogger().debug(t);
-					// this.getLogger().
-					Utils.getProperReceiver(event).sendMessage(unavailableShare);
-					return;
 				}
+				Utils.getProperReceiver(event).sendMessage(unavailableShare);
+				return;
 			});
 		};
 	}
@@ -215,11 +219,15 @@ private BiConsumer<MessageEvent, String[]> makeSearchesTemplate(String card) {
 						continue;
 					}
 					try {
-						Utils.getProperReceiver(event).sendMessage(cb.process(mi, Utils.getProperReceiver(event)));
+						Message m=cb.process(mi, Utils.getProperReceiver(event));
+						if(m!=null) {
+							Utils.getProperReceiver(event).sendMessage(m);
+							return;
+						}
 					} catch (Throwable t) {
 						this.getLogger().debug(t);
-						Utils.getProperReceiver(event).sendMessage(unavailableShare);
 					}
+					Utils.getProperReceiver(event).sendMessage(unavailableShare);
 					return;
 				}
 				Utils.getProperReceiver(event).sendMessage(unfoundSong);
diff --git a/src/main/java/com/khjxiaogu/MiraiSongPlugin/Utils.java b/src/main/java/com/khjxiaogu/MiraiSongPlugin/Utils.java
index cc4e8ac..a559b39 100644
--- a/src/main/java/com/khjxiaogu/MiraiSongPlugin/Utils.java
+++ b/src/main/java/com/khjxiaogu/MiraiSongPlugin/Utils.java
@@ -168,7 +168,7 @@ public static String getPlainText(MessageChain msg) {
 	 */
 	public static String removeLeadings(String leading, String orig) {
 		if (orig.startsWith(leading))
-			return orig.substring(leading.length()).replace(leading, "").trim();
+			return orig.substring(leading.length()).trim();
 		return orig;
 	}
 
@@ -188,7 +188,7 @@ public static Contact getProperReceiver(MessageEvent ev) {
 	}
 
 	/**
-	 * Execute command,wait until finished.<br>
+	 * Execute OS command,wait until finished.<br>
 	 * 执行操作平台命令，等待完成。
 	 * 
 	 * @param commandStr the command string<br>
@@ -208,7 +208,7 @@ public static void exeCmd(String... commandStr) {
 	}
 
 	/**
-	 * Execute command,wait until finished.<br>
+	 * Execute OS command,wait until finished.<br>
 	 * 执行操作平台命令，等待完成。
 	 * 
 	 * @param commandStr the command string<br>