diff --git a/Contrib/Modern UI/Language files/TradChinese.nsh b/Contrib/Modern UI/Language files/TradChinese.nsh
index a9eef299..4603a995 100644
--- a/Contrib/Modern UI/Language files/TradChinese.nsh	
+++ b/Contrib/Modern UI/Language files/TradChinese.nsh	
@@ -1,4 +1,4 @@
-;NSIS Modern User Interface - 語言檔案
+;NSIS Modern User Interface - Language File
 ;Compatible with Modern UI 1.6
 
 ; Language: "Chinese (Traditional)" (1028)
@@ -8,7 +8,7 @@
 
 !insertmacro MUI_LANGUAGEFILE_BEGIN "TRADCHINESE"
 
-  !insertmacro MUI_LANGUAGEFILE_STRING MUI_LANGNAME "Chinese (Traditional)" ;以語言本身的方式，寫下語言名稱
+  !insertmacro MUI_LANGUAGEFILE_STRING MUI_LANGNAME "Chinese (Traditional)" ;(以語言本身的方式，寫下語言名稱) Name of the language in the language itself
 
   !insertmacro MUI_LANGUAGEFILE_STRING MUI_NAME "${MUI_PRODUCT} ${MUI_VERSION}"
   
@@ -16,7 +16,7 @@
   !insertmacro MUI_LANGUAGEFILE_STRING MUI_TEXT_CONTINUE_INSTALL "按一下 [安裝(I)] 開始安裝過程。"
   
   !insertmacro MUI_LANGUAGEFILE_STRING MUI_TEXT_WELCOME_TITLE "歡迎使用 ${MUI_PRODUCT} 安裝精靈"
-  !insertmacro MUI_LANGUAGEFILE_STRING MUI_TEXT_WELCOME_INFO "這將在你的電腦安裝 ${MUI_PRODUCT} 。\r\n\r\n在開始安裝之前，建議您先關閉其他所有應用程式。這將允許安裝程式更新特定的系統檔案，而不需要重新啟動你的系統。\r\n\r\n"
+  !insertmacro MUI_LANGUAGEFILE_STRING MUI_TEXT_WELCOME_INFO "這將在你的電腦安裝 ${MUI_PRODUCT} 。\r\n\r\n在開始安裝之前，建議您先關閉其他所有應用程式。這將允許\安裝程式更新特定的系統檔案，而不需要重新啟動你的系統。\r\n\r\n"
   
   !insertmacro MUI_LANGUAGEFILE_STRING MUI_TEXT_LICENSE_TITLE "授權合約"
   !insertmacro MUI_LANGUAGEFILE_STRING MUI_TEXT_LICENSE_SUBTITLE "在安裝 ${MUI_PRODUCT} 之前，請檢閱授權條款。"
diff --git a/Contrib/System/SysFunc.nsh b/Contrib/System/SysFunc.nsh
index e79237d1..a4abe292 100644
--- a/Contrib/System/SysFunc.nsh
+++ b/Contrib/System/SysFunc.nsh
@@ -96,14 +96,16 @@ Function systemMessageBox
 
      ; may be Module is module handle?
      StrCpy $1 $2
-     IntCmp $1 0 "0" smbnext smbnext
-
-     ; Get module handle
-     System::Call '${sysGetModuleHandle}($2) .r1'
-     IntCmp $1 0 "0" smbnext smbnext
+     IntCmp $1 0 0 smbnext smbnext
 
      ; Load module and get handle
      System::Call '${sysLoadLibrary}($2) .r1'
+     IntCmp $1 0 "0" smbnext smbnext
+
+     ; Get module handle. This may look stupid (to call GetModuleHandle in case
+     ; when the LoadLibrary doesn't works, but LoadLibrary couldn't return 
+     ; a handle to starting process (for 'i 0').
+     System::Call '${sysGetModuleHandle}($2) .r1'
 smbnext:
 
      ; Create MSGBOXPARAMS structure
@@ -113,6 +115,12 @@ smbnext:
      ; free MSGBOXPARAMS structure
      System::Free $0
 
+     ; have we got ready module handle at start?
+     IntCmp $2 0 0 smbskipfree smbskipfree
+     ; No, then free the module
+     System::Call '${sysFreeLibrary}(r1)'
+
+smbskipfree:
      System::Store "P0 l"   
 FunctionEnd
 
diff --git a/Contrib/System/System.nsh b/Contrib/System/System.nsh
index a7cbadab..2c9c8757 100644
--- a/Contrib/System/System.nsh
+++ b/Contrib/System/System.nsh
@@ -27,6 +27,9 @@
 ; HMODULE LoadLibrary(LPCTSTR lpFileName);
 !define sysLoadLibrary "kernel32::LoadLibraryA(t) i"
 
+; BOOL FreeLibrary(HMODULE hModule);
+!define sysFreeLibrary "kernel32::FreeLibrary(i) i"
+
 ; HCURSOR LoadCursor(HINSTANCE hInstance, LPCTSTR lpCursorName);
 !define sysLoadCursor "user32::LoadCursorA(i, t) i"
 
diff --git a/Contrib/System/System.nsi b/Contrib/System/System.nsi
index c3bca8c6..52356cf7 100644
--- a/Contrib/System/System.nsi
+++ b/Contrib/System/System.nsi
@@ -103,9 +103,6 @@ enumex: ; End of drives or user cancel
  
      MessageBox MB_OK "GetFileSysTime example: file '$CMDLINE', year $1, month $2, dow $3, day $4, hour $5, min $6, sec $7, ms $8"     
 
-     ; last plugin call must not have /NOUNLOAD so NSIS will be able to delete the temporary DLL
-     SetPluginUnload manual
-
      ; free memory from SYSTEMTIME
      System::Free $R0   
 
@@ -126,6 +123,11 @@ enumex: ; End of drives or user cancel
 
      ; Display splash result
      MessageBox MB_OK "Splash (callbacks) demo result $R0"
+
+     ; last plugin call must not have /NOUNLOAD so NSIS will be able to delete the temporary DLL
+     SetPluginUnload manual
+     ; do nothing
+     System::Free 0
 SectionEnd 
 
 ; eof