diff --git a/taoyao-client-media/src/Taoyao.js b/taoyao-client-media/src/Taoyao.js
index 5fdf4bd..7f35109 100644
--- a/taoyao-client-media/src/Taoyao.js
+++ b/taoyao-client-media/src/Taoyao.js
@@ -1129,13 +1129,10 @@ class Taoyao {
   /**
    * 消费数据信令
    * 
-   * TODO：重复
-   * 
-   * @param {*} message 消息
+   * @param {*} message 信令消息
    * @param {*} body    消息主体
    */
   async mediaDataConsume(message, body) {
-    const me = this;
     const {
       roomId,
       clientId,
@@ -1145,7 +1142,7 @@ class Taoyao {
       transportId,
       rtpCapabilities,
     } = body;
-    const room         = me.rooms.get(roomId);
+    const room         = this.rooms.get(roomId);
     const transport    = room?.transports.get(transportId);
     const dataProducer = room?.dataProducers.get(producerId);
     if (
@@ -1169,12 +1166,12 @@ class Taoyao {
     dataConsumer.streamId = streamId;
 		room.dataConsumers.set(dataConsumer.id, dataConsumer);
     console.debug("创建数据消费者", dataProducer.id, streamId);
-		dataConsumer.on('transportclose', () => {
-      console.info("数据消费者关闭（通道关闭）", dataConsumer.id, streamId);
+		dataConsumer.on("transportclose", () => {
+      console.debug("数据消费者关闭（通道关闭）", dataConsumer.id, streamId);
 			dataConsumer.close();
 		});
-		dataConsumer.on('dataproducerclose', () => {
-      console.info("数据消费者关闭（生产者关闭）", dataConsumer.id, streamId);
+		dataConsumer.on("dataproducerclose", () => {
+      console.debug("数据消费者关闭（生产者关闭）", dataConsumer.id, streamId);
       dataConsumer.close();
 		});
     // dataConsumer.on("bufferedamountlow",  fn(bufferedAmount));
@@ -1182,7 +1179,7 @@ class Taoyao {
     dataConsumer.observer.on("close", () => {
       if(room.dataConsumers.delete(dataConsumer.id)) {
         console.debug("数据消费者关闭", dataConsumer.id, streamId);
-        me.push(protocol.buildMessage("media::data::consumer::close", {
+        this.push(protocol.buildMessage("media::data::consumer::close", {
           roomId,
           consumerId: dataConsumer.id,
         }));
@@ -1190,20 +1187,18 @@ class Taoyao {
         console.debug("数据消费者关闭（数据消费者无效）", dataConsumer.id, streamId);
       }
     });
-    me.push(
-      protocol.buildMessage("media::data::consume", {
-        roomId              : roomId,
-        clientId            : clientId,
-        sourceId            : sourceId,
-        streamId            : streamId,
-        producerId          : producerId,
-        consumerId          : dataConsumer.id,
-        label               : dataConsumer.label,
-        appData             : dataProducer.appData,
-        protocol            : dataConsumer.protocol,
-        sctpStreamParameters: dataConsumer.sctpStreamParameters,
-      })
-    );
+    this.push(protocol.buildMessage("media::data::consume", {
+      roomId              : roomId,
+      clientId            : clientId,
+      sourceId            : sourceId,
+      streamId            : streamId,
+      producerId          : producerId,
+      consumerId          : dataConsumer.id,
+      label               : dataConsumer.label,
+      appData             : dataProducer.appData,
+      protocol            : dataConsumer.protocol,
+      sctpStreamParameters: dataConsumer.sctpStreamParameters,
+    }));
   }
 
   /**
diff --git a/taoyao-client-web/src/components/Taoyao.js b/taoyao-client-web/src/components/Taoyao.js
index d9f4a54..74440d1 100644
--- a/taoyao-client-web/src/components/Taoyao.js
+++ b/taoyao-client-web/src/components/Taoyao.js
@@ -1822,24 +1822,22 @@ class Taoyao extends RemoteClient {
    * @param {*} producerId 数据生产者ID
    */
   mediaDataConsume(producerId) {
-    const me = this;
-    if(!me.recvTransport) {
-      me.platformError("没有连接接收通道");
+    if(!this.recvTransport) {
+      this.platformError("没有连接接收通道");
       return;
     }
-    me.push(protocol.buildMessage("media::data::consume", {
-      roomId    : me.roomId,
-      producerId: producerId,
+    this.push(protocol.buildMessage("media::data::consume", {
+      producerId,
+      roomId: this.roomId,
     }));
   }
 
   /**
    * 消费数据信令
    * 
-   * @param {*} message 消息
+   * @param {*} message 信令消息
    */
   async defaultMediaDataConsume(message) {
-    const me = this;
     const {
       roomId,
       clientId,
@@ -1853,7 +1851,7 @@ class Taoyao extends RemoteClient {
       sctpStreamParameters,
     } = message.body;
     try {
-      const dataConsumer = await me.recvTransport.consumeData({
+      const dataConsumer = await this.recvTransport.consumeData({
         id            : consumerId,
         dataProducerId: producerId,
         label,
@@ -1861,9 +1859,9 @@ class Taoyao extends RemoteClient {
         protocol,
         sctpStreamParameters,
       });
-      me.dataConsumers.set(dataConsumer.id, dataConsumer);
+      this.dataConsumers.set(dataConsumer.id, dataConsumer);
       dataConsumer.on("open", () => {
-        console.debug("数据消费者打开", dataConsumer.id);
+        console.debug("数据消费者打开", dataConsumer.id, streamId);
       });
       dataConsumer.on("transportclose", () => {
         console.debug("数据消费者关闭（通道关闭）", dataConsumer.id, streamId);
@@ -1871,10 +1869,10 @@ class Taoyao extends RemoteClient {
       });
       // dataConsumer.observer.on("close", fn())
       dataConsumer.on("close", () => {
-        if(me.dataConsumers.delete(dataConsumer.id)) {
+        if(this.dataConsumers.delete(dataConsumer.id)) {
           console.debug("数据消费者关闭", dataConsumer.id, streamId);
         } else {
-          console.debug("数据消费者关闭（无效）", dataConsumer.id, streamId);
+          console.debug("数据消费者关闭（数据消费者无效）", dataConsumer.id, streamId);
         }
       });
       dataConsumer.on("error", (error) => {
@@ -1884,7 +1882,7 @@ class Taoyao extends RemoteClient {
         console.debug("数据消费者消息", dataConsumer.id, streamId, message.toString("UTF-8"), ppid);
       });
     } catch (error) {
-      console.error("打开数据消费者异常", error);
+      me.platformError("消费数据异常", error);
     }
   }
 
diff --git a/taoyao-signal-server/taoyao-signal/src/main/java/com/acgist/taoyao/signal/protocol/media/MediaConsumeProtocol.java b/taoyao-signal-server/taoyao-signal/src/main/java/com/acgist/taoyao/signal/protocol/media/MediaConsumeProtocol.java
index aa10e63..d757648 100644
--- a/taoyao-signal-server/taoyao-signal/src/main/java/com/acgist/taoyao/signal/protocol/media/MediaConsumeProtocol.java
+++ b/taoyao-signal-server/taoyao-signal/src/main/java/com/acgist/taoyao/signal/protocol/media/MediaConsumeProtocol.java
@@ -91,6 +91,9 @@ public class MediaConsumeProtocol extends ProtocolRoomAdapter implements Applica
     public void execute(String clientId, ClientType clientType, Room room, Client client, Client mediaClient, Message message, Map<String, Object> body) {
         final String producerId = MapUtils.get(body, Constant.PRODUCER_ID);
         final Producer producer = room.producer(producerId);
+        if(producer == null) {
+            throw MessageCodeException.of("媒体生产者无效：" + producerId);
+        }
         if(clientType.isClient()) {
             // 主动请求消费 || 消费通道准备就绪
             this.consume(room, room.clientWrapper(client), producer, message);
diff --git a/taoyao-signal-server/taoyao-signal/src/main/java/com/acgist/taoyao/signal/protocol/media/MediaDataConsumeProtocol.java b/taoyao-signal-server/taoyao-signal/src/main/java/com/acgist/taoyao/signal/protocol/media/MediaDataConsumeProtocol.java
index b9c2ec8..72ea3f3 100644
--- a/taoyao-signal-server/taoyao-signal/src/main/java/com/acgist/taoyao/signal/protocol/media/MediaDataConsumeProtocol.java
+++ b/taoyao-signal-server/taoyao-signal/src/main/java/com/acgist/taoyao/signal/protocol/media/MediaDataConsumeProtocol.java
@@ -22,8 +22,6 @@ import lombok.extern.slf4j.Slf4j;
 /**
  * 消费数据信令
  * 
- * TODO：防止重复消费
- * 
  * @author acgist
  */
 @Slf4j
@@ -55,7 +53,7 @@ public class MediaDataConsumeProtocol extends ProtocolRoomAdapter {
         final String producerId = MapUtils.get(body, Constant.PRODUCER_ID);
         final DataProducer dataProducer = room.dataProducer(producerId);
         if(dataProducer == null) {
-            throw MessageCodeException.of("没有提供数据生产：" + producerId);
+            throw MessageCodeException.of("数据生产者无效：" + producerId);
         }
         if(clientType.isClient()) {
             final ClientWrapper dataConsumerClientWrapper = room.clientWrapper(client);
@@ -73,6 +71,7 @@ public class MediaDataConsumeProtocol extends ProtocolRoomAdapter {
             body.put(Constant.RTP_CAPABILITIES,  dataConsumerClientWrapper.getRtpCapabilities());
             body.put(Constant.SCTP_CAPABILITIES, dataConsumerClientWrapper.getSctpCapabilities());
             mediaClient.push(message);
+            log.info("{}主动消费数据：{} - {}", dataConsumerClientId, dataProducerClientId, streamId);
         } else if(clientType.isMedia()) {
             final String streamId   = MapUtils.get(body, Constant.STREAM_ID);
             final String consumerId = MapUtils.get(body, Constant.CONSUMER_ID);