diff --git a/sane/DlgPage.cpp b/sane/DlgPage.cpp
index 994149c..04cc8b3 100644
--- a/sane/DlgPage.cpp
+++ b/sane/DlgPage.cpp
@@ -889,10 +889,9 @@ void* dlg_page::value_from_ctrl(HWND ctrl, SANE_Value_Type* type)
 	else if (cmpstr(cls, WC_EDITW) == 0 || cmpstr(cls, WC_COMBOBOXW) == 0)
 	{
 		int		len = (int)GetPropW(host, dlg_page::property_size.c_str());
-		wchar_t* buf = new wchar_t[len + 2];
+		wchar_t* buf = new wchar_t[len + 8];
 
-		GetWindowTextW(ctrl, buf, len);
-		buf[len] = 0;
+		GetWindowTextW(ctrl, buf, len + 6);
 		if (tp == SANE_TYPE_INT)
 		{
 			ret = new char[sizeof(SANE_Int)];
@@ -905,6 +904,7 @@ void* dlg_page::value_from_ctrl(HWND ctrl, SANE_Value_Type* type)
 		}
 		else if (tp == SANE_TYPE_STRING)
 		{
+			buf[len] = 0;
 			std::string utf8(local_trans::u2a(buf, CP_UTF8));
 			ret = new char[len + 2];
 			if ((int)utf8.length() > len)
diff --git a/sane/gb_json.cpp b/sane/gb_json.cpp
index b7d5eb9..d4545c1 100644
--- a/sane/gb_json.cpp
+++ b/sane/gb_json.cpp
@@ -3,6 +3,8 @@
 #include <stdlib.h>
 #include <string.h>
 
+#include "../../sdk/include/huagao/brand.h"
+
 #if defined(WIN32) || defined(_WIN64)
 #define bzero(b, s)		memset(b, 0, s)
 #endif
@@ -1067,6 +1069,12 @@ namespace gb
     {
         if (jsn_)
         {
+            {
+                char    ver[40] = { 0 };
+                sprintf_s(ver, "%u.%u", VERSION_MAIN, VERSION_SUB);
+                jsn_->set_value("ver", ver);
+            }
+
             std::string cont(jsn_->to_string(false)), encode("");
             gb::base64	b64;
 
diff --git a/sane/scanner.cpp b/sane/scanner.cpp
index 500fa54..c6f676e 100644
--- a/sane/scanner.cpp
+++ b/sane/scanner.cpp
@@ -979,6 +979,8 @@ EX_OPTION_HANDLER_IMPL(paper)
 		int now = sane_opt_trans::paper_to_twain(buf),
 			init = sane_opt_trans::paper_to_twain(def),
 			val = 0;
+
+		local_utility::free_memory(def);
 		do
 		{
 			if (desc->constraint_type == SANE_CONSTRAINT_STRING_LIST)
@@ -1176,6 +1178,7 @@ EX_OPTION_HANDLER_IMPL(duplex)
 				setv(&val, VAL_ROLE_DEFAULT, data);
 			}
 		}
+		local_utility::free_memory(init);
 	}
 	else
 	{
diff --git a/twain/twain/huagaods.cpp b/twain/twain/huagaods.cpp
index c0a76fc..31ab83e 100644
--- a/twain/twain/huagaods.cpp
+++ b/twain/twain/huagaods.cpp
@@ -444,6 +444,14 @@ static void copy_type(bool& to, Bool from)
 {
 	to = (bool)from;
 }
+static void copy_type(BYTE& to, bool from)
+{
+	to = from;
+}
+static void copy_type(bool& to, BYTE from)
+{
+	to = (bool)from;
+}
 static void copy_type(UInt32& to, int from)
 {
 	to = from;
@@ -2683,7 +2691,7 @@ void huagao_ds::init_support_caps_ex(void)
 		{																			\
 			if(type == VAL_TYPE_BOOL)												\
 			{																		\
-				SET_SANE_CAP(bool, Bool, name)										\
+				SET_SANE_CAP(bool, BYTE, name)										\
 			}																		\
 			else if(type == VAL_TYPE_INT)											\
 			{																		\