diff --git a/CMakeLists.txt b/CMakeLists.txt
index d7d11dd..2b5475e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -29,7 +29,7 @@ set(PROJECT_SOURCES
         src/xsync_udp_factory_impl.cpp
         libxsync/src/xsync_v2_sig_type.cpp
         libxsync/src/xsync_utils.cpp
-        app.rc
+#        app.rc
 )
 
 
diff --git a/CMakeLists.txt.user b/CMakeLists.txt.user
index 71c2db5..3d387e9 100644
--- a/CMakeLists.txt.user
+++ b/CMakeLists.txt.user
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 5.0.2, 2024-06-18T16:34:10. -->
+<!-- Written by QtCreator 5.0.2, 2024-08-05T16:27:16. -->
 <qtcreator>
  <data>
   <variable>EnvironmentId</variable>
@@ -94,7 +94,7 @@
    <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Desktop Qt 5.12.12 MinGW 64-bit</value>
    <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Desktop Qt 5.12.12 MinGW 64-bit</value>
    <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">qt.qt5.51212.win64_mingw73_kit</value>
-   <value type="int" key="ProjectExplorer.Target.ActiveBuildConfiguration">1</value>
+   <value type="int" key="ProjectExplorer.Target.ActiveBuildConfiguration">0</value>
    <value type="int" key="ProjectExplorer.Target.ActiveDeployConfiguration">0</value>
    <value type="int" key="ProjectExplorer.Target.ActiveRunConfiguration">0</value>
    <valuemap type="QVariantMap" key="ProjectExplorer.Target.BuildConfiguration.0">
@@ -106,7 +106,7 @@
 -DCMAKE_PREFIX_PATH:STRING=%{Qt:QT_INSTALL_PREFIX}
 -DCMAKE_C_COMPILER:STRING=%{Compiler:Executable:C}
 -DCMAKE_CXX_COMPILER:STRING=%{Compiler:Executable:Cxx}</value>
-    <value type="QString" key="ProjectExplorer.BuildConfiguration.BuildDirectory">D:\workspace\p_lusterinc\build-xsync_pc-Desktop_Qt_5_12_12_MinGW_64_bit-Debug</value>
+    <value type="QString" key="ProjectExplorer.BuildConfiguration.BuildDirectory">D:\workspace\p_lusterinc_xsync\upper\build-xsync_upcom_qt-Desktop_Qt_5_12_12_MinGW_64_bit-Debug</value>
     <valuemap type="QVariantMap" key="ProjectExplorer.BuildConfiguration.BuildStepList.0">
      <valuemap type="QVariantMap" key="ProjectExplorer.BuildStepList.Step.0">
       <valuelist type="QVariantList" key="CMakeProjectManager.MakeStep.BuildTargets">
@@ -151,14 +151,13 @@
 -DCMAKE_PREFIX_PATH:STRING=%{Qt:QT_INSTALL_PREFIX}
 -DCMAKE_C_COMPILER:STRING=%{Compiler:Executable:C}
 -DCMAKE_CXX_COMPILER:STRING=%{Compiler:Executable:Cxx}</value>
-    <value type="QString" key="ProjectExplorer.BuildConfiguration.BuildDirectory">D:\workspace\p_lusterinc\build-xsync_pc-Desktop_Qt_5_12_12_MinGW_64_bit-Release</value>
+    <value type="QString" key="ProjectExplorer.BuildConfiguration.BuildDirectory">D:\workspace\p_lusterinc_xsync\upper\build-xsync_upcom_qt-Desktop_Qt_5_12_12_MinGW_64_bit-Release</value>
     <valuemap type="QVariantMap" key="ProjectExplorer.BuildConfiguration.BuildStepList.0">
      <valuemap type="QVariantMap" key="ProjectExplorer.BuildStepList.Step.0">
       <valuelist type="QVariantList" key="CMakeProjectManager.MakeStep.BuildTargets">
        <value type="QString">all</value>
       </valuelist>
       <value type="bool" key="ProjectExplorer.BuildStep.Enabled">true</value>
-      <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Build</value>
       <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">CMakeProjectManager.MakeStep</value>
      </valuemap>
      <value type="int" key="ProjectExplorer.BuildStepList.StepsCount">1</value>
@@ -172,7 +171,6 @@
        <value type="QString">clean</value>
       </valuelist>
       <value type="bool" key="ProjectExplorer.BuildStep.Enabled">true</value>
-      <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Build</value>
       <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">CMakeProjectManager.MakeStep</value>
      </valuemap>
      <value type="int" key="ProjectExplorer.BuildStepList.StepsCount">1</value>
@@ -196,7 +194,7 @@
 -DCMAKE_PREFIX_PATH:STRING=%{Qt:QT_INSTALL_PREFIX}
 -DCMAKE_C_COMPILER:STRING=%{Compiler:Executable:C}
 -DCMAKE_CXX_COMPILER:STRING=%{Compiler:Executable:Cxx}</value>
-    <value type="QString" key="ProjectExplorer.BuildConfiguration.BuildDirectory">D:\workspace\p_lusterinc\build-xsync_pc-Desktop_Qt_5_12_12_MinGW_64_bit-RelWithDebInfo</value>
+    <value type="QString" key="ProjectExplorer.BuildConfiguration.BuildDirectory">D:\workspace\p_lusterinc_xsync\upper\build-xsync_upcom_qt-Desktop_Qt_5_12_12_MinGW_64_bit-RelWithDebInfo</value>
     <valuemap type="QVariantMap" key="ProjectExplorer.BuildConfiguration.BuildStepList.0">
      <valuemap type="QVariantMap" key="ProjectExplorer.BuildStepList.Step.0">
       <valuelist type="QVariantList" key="CMakeProjectManager.MakeStep.BuildTargets">
@@ -239,7 +237,7 @@
 -DCMAKE_PREFIX_PATH:STRING=%{Qt:QT_INSTALL_PREFIX}
 -DCMAKE_C_COMPILER:STRING=%{Compiler:Executable:C}
 -DCMAKE_CXX_COMPILER:STRING=%{Compiler:Executable:Cxx}</value>
-    <value type="QString" key="ProjectExplorer.BuildConfiguration.BuildDirectory">D:\workspace\p_lusterinc\build-xsync_pc-Desktop_Qt_5_12_12_MinGW_64_bit-MinSizeRel</value>
+    <value type="QString" key="ProjectExplorer.BuildConfiguration.BuildDirectory">D:\workspace\p_lusterinc_xsync\upper\build-xsync_upcom_qt-Desktop_Qt_5_12_12_MinGW_64_bit-MinSizeRel</value>
     <valuemap type="QVariantMap" key="ProjectExplorer.BuildConfiguration.BuildStepList.0">
      <valuemap type="QVariantMap" key="ProjectExplorer.BuildStepList.Step.0">
       <valuelist type="QVariantList" key="CMakeProjectManager.MakeStep.BuildTargets">
@@ -294,15 +292,12 @@
     <valuelist type="QVariantList" key="CustomOutputParsers"/>
     <value type="int" key="PE.EnvironmentAspect.Base">2</value>
     <valuelist type="QVariantList" key="PE.EnvironmentAspect.Changes"/>
-    <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">xsync</value>
-    <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">CMakeProjectManager.CMakeRunConfiguration.xsync</value>
-    <value type="QString" key="ProjectExplorer.RunConfiguration.BuildKey">xsync</value>
+    <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.CustomExecutableRunConfiguration</value>
+    <value type="QString" key="ProjectExplorer.RunConfiguration.BuildKey"></value>
     <value type="bool" key="RunConfiguration.UseCppDebugger">false</value>
     <value type="bool" key="RunConfiguration.UseCppDebuggerAuto">true</value>
-    <value type="bool" key="RunConfiguration.UseLibrarySearchPath">true</value>
     <value type="bool" key="RunConfiguration.UseQmlDebugger">false</value>
     <value type="bool" key="RunConfiguration.UseQmlDebuggerAuto">true</value>
-    <value type="QString" key="RunConfiguration.WorkingDirectory.default">D:/workspace/p_lusterinc/build-xsync_pc-Desktop_Qt_5_12_12_MinGW_64_bit-Release</value>
    </valuemap>
    <value type="int" key="ProjectExplorer.Target.RunConfigurationCount">1</value>
   </valuemap>
diff --git a/libxsync b/libxsync
index 3116dfc..b57f02a 160000
--- a/libxsync
+++ b/libxsync
@@ -1 +1 @@
-Subproject commit 3116dfc272075bc5de0aaef900412a0155a38811
+Subproject commit b57f02a9c1418003363624f160186969f5697cab