diff --git a/app/src/main/java/com/casic/detector/common/extensions/Location.kt b/app/src/main/java/com/casic/detector/common/extensions/Location.kt
index 70392b8..093096e 100644
--- a/app/src/main/java/com/casic/detector/common/extensions/Location.kt
+++ b/app/src/main/java/com/casic/detector/common/extensions/Location.kt
@@ -12,7 +12,6 @@
 /**
  * 组装千寻报文
  * </p>
- * $GPGGA,000001,3112.518576,N,12127.901251,E,1,8,1,0,M,-32,M,3,0*4B
  * $GPGGA,092204.999,4250.5589,N,14718.5084,E,1,04,24.4,19.7,M,,,,0000*1F
  *
  * 字段0：$GPGGA，语句ID，表明该语句为Global Positioning System Fix Data（GGA）GPS定位信息

diff --git a/app/src/main/java/com/casic/detector/common/extensions/Location.kt b/app/src/main/java/com/casic/detector/common/extensions/Location.kt
index 70392b8..093096e 100644
--- a/app/src/main/java/com/casic/detector/common/extensions/Location.kt
+++ b/app/src/main/java/com/casic/detector/common/extensions/Location.kt
@@ -12,7 +12,6 @@
 /**
  * 组装千寻报文
  * </p>
- * $GPGGA,000001,3112.518576,N,12127.901251,E,1,8,1,0,M,-32,M,3,0*4B
  * $GPGGA,092204.999,4250.5589,N,14718.5084,E,1,04,24.4,19.7,M,,,,0000*1F
  *
  * 字段0：$GPGGA，语句ID，表明该语句为Global Positioning System Fix Data（GGA）GPS定位信息
diff --git a/app/src/main/java/com/casic/detector/common/utils/tcp/SocketClient.kt b/app/src/main/java/com/casic/detector/common/utils/tcp/SocketClient.kt
index 908ad55..50b893c 100644
--- a/app/src/main/java/com/casic/detector/common/utils/tcp/SocketClient.kt
+++ b/app/src/main/java/com/casic/detector/common/utils/tcp/SocketClient.kt
@@ -27,7 +27,7 @@
     private val listener = builder.listener
 
     private var bootstrap: Bootstrap
-    private lateinit var channel: Channel
+    private var channel: Channel? = null
 
     class Builder {
         lateinit var hostname: String
@@ -118,6 +118,6 @@
     }
 
     fun sendData(buffer: ByteBuf) {
-        channel.writeAndFlush(buffer)
+        channel?.writeAndFlush(buffer)
     }
 }
\ No newline at end of file