diff --git a/pom.xml b/pom.xml
index 2dde4da9..7ad53db9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -169,13 +169,6 @@
 			<version>1.2.73</version>
 		</dependency>
 
-		<!--Guava是一种基于开源的Java库-->
-		<dependency>
-			<groupId>com.google.guava</groupId>
-			<artifactId>guava</artifactId>
-			<version>30.0-jre</version>
-		</dependency>
-
 		<!-- okhttp -->
 		<dependency>
 			<groupId>com.squareup.okhttp3</groupId>
@@ -279,6 +272,9 @@
 			<plugin>
 				<groupId>pl.project13.maven</groupId>
 				<artifactId>git-commit-id-plugin</artifactId>
+				<configuration>
+					<offline>true</offline>
+				</configuration>
 			</plugin>
 
 			<plugin>
diff --git a/src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMHttpHookListener.java b/src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMHttpHookListener.java
index 62723ac5..aa0fa876 100644
--- a/src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMHttpHookListener.java
+++ b/src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMHttpHookListener.java
@@ -459,7 +459,7 @@ public class ZLMHttpHookListener {
 				}
 			}
 			MediaServerItem mediaServerItem = mediaServerService.getOne(mediaServerId);
-			if (mediaServerItem != null && "-1".equals(mediaServerItem.getStreamNoneReaderDelayMS())) {
+			if (mediaServerItem != null && mediaServerItem.getStreamNoneReaderDelayMS() == -1) {
 				ret.put("close", false);
 			}
 			return new ResponseEntity<String>(ret.toString(),HttpStatus.OK);
diff --git a/src/main/java/com/genersoft/iot/vmp/service/impl/MediaServerServiceImpl.java b/src/main/java/com/genersoft/iot/vmp/service/impl/MediaServerServiceImpl.java
index 4b442429..d369587e 100644
--- a/src/main/java/com/genersoft/iot/vmp/service/impl/MediaServerServiceImpl.java
+++ b/src/main/java/com/genersoft/iot/vmp/service/impl/MediaServerServiceImpl.java
@@ -512,7 +512,7 @@ public class MediaServerServiceImpl implements IMediaServerService {
         param.put("hook.on_stream_not_found",String.format("%s/on_stream_not_found", hookPrex));
         param.put("hook.on_server_keepalive",String.format("%s/on_server_keepalive", hookPrex));
         param.put("hook.timeoutSec","20");
-        param.put("general.streamNoneReaderDelayMS","-1".equals(mediaServerItem.getStreamNoneReaderDelayMS())?"3600000":mediaServerItem.getStreamNoneReaderDelayMS() );
+        param.put("general.streamNoneReaderDelayMS",mediaServerItem.getStreamNoneReaderDelayMS()==-1?"3600000":mediaServerItem.getStreamNoneReaderDelayMS() );
         // 推流断开后可以在超时时间内重新连接上继续推流，这样播放器会接着播放。
         // 置0关闭此特性(推流断开会导致立即断开播放器)
         // 此参数不应大于播放器超时时间
diff --git a/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java b/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java
index 2431699a..5e6ffed8 100644
--- a/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java
+++ b/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java
@@ -231,7 +231,6 @@ public interface DeviceChannelMapper {
             "        name as title,\n" +
             "        channelId as \"value\",\n" +
             "        channelId as \"key\",\n" +
-            "        channelId,\n" +
             "        longitude,\n" +
             "        latitude\n" +
             "        from device_channel\n" +