diff --git a/source/arm11/atp.c b/source/arm11/atp.c
index 93a7ad6..a6b8ed7 100644
--- a/source/arm11/atp.c
+++ b/source/arm11/atp.c
@@ -242,12 +242,12 @@ atp_error_t atp_select( atp_text_t title, atp_counter_t cnt, atp_itemprovider_t
                 atp_error_t result = provider(data, item_sel, &config);
                 if( ATP_SUCCESS == result )
                 {
-                    *res = config.value;
+                    if( res != NULL ) *res = config.value;
                     return ATP_SUCCESS;
                 }
                 else 
                 {
-                    *res = result;
+                    if( res != NULL ) *res = result;
                     return ATP_INVALID_VALUE;
                 }
             }
@@ -258,6 +258,8 @@ atp_error_t atp_select( atp_text_t title, atp_counter_t cnt, atp_itemprovider_t
         }
         else if( key & (KEY_X | KEY_Y | KEY_SELECT | KEY_START) )
         {
+            if( handler == NULL ) continue;
+
             atp_pageopt_t opt = handler( data, key&KEY_X, key&KEY_Y, key&KEY_START, key&KEY_SELECT );
             switch( opt )
             {
diff --git a/source/arm11/filebrowser.c b/source/arm11/filebrowser.c
index c74532e..c9e11d9 100644
--- a/source/arm11/filebrowser.c
+++ b/source/arm11/filebrowser.c
@@ -90,7 +90,7 @@ static const char *page[] = {
     "女儿情长埋葬"
 };
 
-static atp_error_t test_show( atp_callerdata_t , atp_counter_t idx, atp_linecfg_t *pcfg )
+static atp_error_t test_show( atp_callerdata_t , atp_counter_t idx, atp_itemcfg_t *pcfg )
 {
     if( idx < sizeof(page) )
 	{
@@ -300,7 +300,7 @@ Result browseFiles(const char *const basePath, char selected[512])
 		if( kDown & KEY_X )
 		{
 			atp_tips(curDir, "B键返回");
-			if( atp_show( 22, test_show, NULL ) == ATP_POWER_OFF )
+			if( atp_select( "我的第一个职业愿望是做足球运动员，这个梦想小学就被封杀了，因为我的体格太瘦小", 4, test_show, NULL, NULL, NULL ) == ATP_POWER_OFF )
 			{
 				screenClean();
 				res = RES_INVALID_ARG;