diff --git a/demo_binary/Server/MobileIMSDKServerDemo_deploy_v6.0b210707/lib/MobileIMSDKServer.jar b/demo_binary/Server/MobileIMSDKServerDemo_deploy_v6.0b210707/lib/MobileIMSDKServer.jar
index db46e455..0a16df5b 100755
Binary files a/demo_binary/Server/MobileIMSDKServerDemo_deploy_v6.0b210707/lib/MobileIMSDKServer.jar and b/demo_binary/Server/MobileIMSDKServerDemo_deploy_v6.0b210707/lib/MobileIMSDKServer.jar differ
diff --git a/demo_src/Server/MobileIMSDKServerDemo/lib/MobileIMSDKServer.jar b/demo_src/Server/MobileIMSDKServerDemo/lib/MobileIMSDKServer.jar
index db46e455..0a16df5b 100755
Binary files a/demo_src/Server/MobileIMSDKServerDemo/lib/MobileIMSDKServer.jar and b/demo_src/Server/MobileIMSDKServerDemo/lib/MobileIMSDKServer.jar differ
diff --git a/demo_src/TCP_Client/MobileIMSDK4aDemo_tcp/app/libs/MobileIMSDK4a_tcp.jar b/demo_src/TCP_Client/MobileIMSDK4aDemo_tcp/app/libs/MobileIMSDK4a_tcp.jar
index 2cb2bea5..0370fb03 100644
Binary files a/demo_src/TCP_Client/MobileIMSDK4aDemo_tcp/app/libs/MobileIMSDK4a_tcp.jar and b/demo_src/TCP_Client/MobileIMSDK4aDemo_tcp/app/libs/MobileIMSDK4a_tcp.jar differ
diff --git a/sdk_binary/Server/MobileIMSDKServer.jar b/sdk_binary/Server/MobileIMSDKServer.jar
index db46e455..0a16df5b 100755
Binary files a/sdk_binary/Server/MobileIMSDKServer.jar and b/sdk_binary/Server/MobileIMSDKServer.jar differ