diff --git a/3rdPart/include/meojson/json_value.h b/3rdPart/include/meojson/json_value.h
index 511cca501b..147c86c4f1 100644
--- a/3rdPart/include/meojson/json_value.h
+++ b/3rdPart/include/meojson/json_value.h
@@ -125,7 +125,18 @@ namespace json
         value &operator[](size_t pos);
         value &operator[](const std::string &key);
         value &operator[](std::string &&key);
-        explicit operator bool() const noexcept { return valid(); }
+        //explicit operator bool() const noexcept { return valid(); }
+
+        explicit operator bool() const { return as_boolean(); }
+        explicit operator int() const { return as_integer(); }
+        explicit operator long() const { return as_long(); }
+        explicit operator unsigned long() const { return as_unsigned_long(); }
+        explicit operator long long() const { return as_long_long(); }
+        explicit operator unsigned long long() const { return as_unsigned_long_long(); }
+        explicit operator float() const { return as_float(); }
+        explicit operator double() const { return as_double(); }
+        explicit operator long double() const { return as_long_double(); }
+        explicit operator std::string() const { return as_string(); }
 
     private:
         template <typename T>
diff --git a/MeoAssistance/MeoAssistance.vcxproj b/MeoAssistance/MeoAssistance.vcxproj
index 80edc5b671..ee204706a3 100644
--- a/MeoAssistance/MeoAssistance.vcxproj
+++ b/MeoAssistance/MeoAssistance.vcxproj
@@ -160,7 +160,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <LanguageStandard_C>stdc11</LanguageStandard_C>
       <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
-      <Optimization>Disabled</Optimization>
+      <Optimization>MaxSpeed</Optimization>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
@@ -192,7 +192,8 @@ xcopy /e /y /i $(SolutionDir)3rdPart\resource $(TargetDir)resource</Command>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='RelWithDebInfo|x64'">
     <ClCompile>
       <WarningLevel>Level3</WarningLevel>
-      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <FunctionLevelLinking>
+      </FunctionLevelLinking>
       <IntrinsicFunctions>false</IntrinsicFunctions>
       <SDLCheck>true</SDLCheck>
       <PreprocessorDefinitions>NDEBUG;_CONSOLE;CSHARP_API;MEO_DLL_EXPORTS;LOG_TRACE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
@@ -201,6 +202,8 @@ xcopy /e /y /i $(SolutionDir)3rdPart\resource $(TargetDir)resource</Command>
       <LanguageStandard_C>stdc11</LanguageStandard_C>
       <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
       <Optimization>Disabled</Optimization>
+      <WholeProgramOptimization>false</WholeProgramOptimization>
+      <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>