diff --git a/Cart_Reader/Cart_Reader.ino b/Cart_Reader/Cart_Reader.ino
index 5cf4fcd..ee0497a 100644
--- a/Cart_Reader/Cart_Reader.ino
+++ b/Cart_Reader/Cart_Reader.ino
@@ -2,8 +2,8 @@
                     Cartridge Reader for Arduino Mega2560
 
    Author:           sanni
-   Date:             2016-09-12
-   Version:          V19
+   Date:             2016-09-14
+   Version:          V19A
 
    SD  lib:         https://github.com/greiman/SdFat
    LCD lib:         https://github.com/adafruit/Adafruit_SSD1306
@@ -33,7 +33,7 @@
    lukeskaff - Nintendo DS GBA slot timing
 
 **********************************************************************************/
-char ver[5] = "V19";
+char ver[5] = "V19A";
 
 /******************************************
    Define Output
@@ -47,7 +47,7 @@ char ver[5] = "V19";
    Define Input
 ******************************************/
 // If you have two buttons on your cart reader you can remove the //
-//#define enable_Button2
+#define enable_Button2
 
 /******************************************
    Pinout
@@ -921,7 +921,7 @@ unsigned char questionBox_OLED(const char* question, char answers[7][20], int nu
   display.setCursor(0, 0);
 
   // change the rgb led to the start menu color
-  rgbLed(blue_color);
+  rgbLed(default_choice);
 
   // print menu
   display.println(question);
diff --git a/Cart_Reader/N64.ino b/Cart_Reader/N64.ino
index 059b8b8..6c6aff1 100644
--- a/Cart_Reader/N64.ino
+++ b/Cart_Reader/N64.ino
@@ -64,8 +64,8 @@ const char N64CartMenuItem4[] PROGMEM = "Reset";
 const char* const menuOptionsN64Cart[] PROGMEM = {N64CartMenuItem1, N64CartMenuItem2, N64CartMenuItem3, N64CartMenuItem4};
 
 // N64 CRC32 error menu items
-const char N64CRCMenuItem1[] PROGMEM = "Redump";
-const char N64CRCMenuItem2[] PROGMEM = "Recalc CRC";
+const char N64CRCMenuItem1[] PROGMEM = "Recalc CRC";
+const char N64CRCMenuItem2[] PROGMEM = "Redump";
 const char N64CRCMenuItem3[] PROGMEM = "Ignore";
 const char N64CRCMenuItem4[] PROGMEM = "Reset";
 const char* const menuOptionsN64CRC[] PROGMEM = {N64CRCMenuItem1, N64CRCMenuItem2, N64CRCMenuItem3, N64CRCMenuItem4};
@@ -2015,12 +2015,21 @@ calcn64crc:
     strcpy(tempStr3, "CRC ERROR ");
     strcat(tempStr3, crcStr);
 
-    CRCMenu = question_box(tempStr3, menuOptions, 4, 0);
+    CRCMenu = question_box(tempStr3, menuOptions, 4, 1);
 
     // wait for user choice to come back from the question box menu
     switch (CRCMenu)
     {
       case 0:
+        // Change to last directory
+        sd.chdir(folder);
+        display_Clear();
+        // Calculate CRC again
+        rgb.setColor(0, 0, 0);
+        goto calcn64crc;
+        break;
+
+      case 1:
         // Change to last directory
         sd.chdir(folder);
         // Delete old file
@@ -2038,15 +2047,6 @@ calcn64crc:
         goto readn64rom;
         break;
 
-      case 1:
-        // Change to last directory
-        sd.chdir(folder);
-        display_Clear();
-        // Calculate CRC again
-        rgb.setColor(0, 0, 0);
-        goto calcn64crc;
-        break;
-
       case 2:
         // Return to N64 menu
         break;
diff --git a/Cart_Reader/SNES.ino b/Cart_Reader/SNES.ino
index b784c14..4c60200 100644
--- a/Cart_Reader/SNES.ino
+++ b/Cart_Reader/SNES.ino
@@ -62,49 +62,67 @@ void snesMenu() {
       break;
 
     case 1:
-      display_Clear();
-      // Change working dir to root
-      sd.chdir("/");
-      readSRAM();
+      if (sramSize > 0) {
+        display_Clear();
+        // Change working dir to root
+        sd.chdir("/");
+        readSRAM();
+      }
+      else {
+        display_Clear();
+        print_Error(F("Does not have SRAM"), false);
+      }
       break;
 
     case 2:
-      display_Clear();
-      // Change working dir to root
-      sd.chdir("/");
-      writeSRAM(1);
-      unsigned long wrErrors;
-      wrErrors = verifySRAM();
-      if (wrErrors == 0) {
-        println_Msg(F("Verified OK"));
-        display_Update();
+      if (sramSize > 0) {
+        display_Clear();
+        // Change working dir to root
+        sd.chdir("/");
+        writeSRAM(1);
+        unsigned long wrErrors;
+        wrErrors = verifySRAM();
+        if (wrErrors == 0) {
+          println_Msg(F("Verified OK"));
+          display_Update();
+        }
+        else {
+          print_Msg(F("Error: "));
+          print_Msg(wrErrors);
+          println_Msg(F(" bytes "));
+          print_Error(F("did not verify."), false);
+        }
       }
       else {
-        print_Msg(F("Error: "));
-        print_Msg(wrErrors);
-        println_Msg(F(" bytes "));
-        print_Error(F("did not verify."), false);
+        display_Clear();
+        print_Error(F("Does not have SRAM"), false);
       }
       break;
 
     case 3:
-      display_Clear();
-      // Change working dir to root
-      sd.chdir("/");
-      readSRAM();
-      eraseSRAM(0x00);
-      eraseSRAM(0xFF);
-      writeSRAM(0);
-      wrErrors = verifySRAM();
-      if (wrErrors == 0) {
-        println_Msg(F("Verified OK"));
-        display_Update();
+      if (sramSize > 0) {
+        display_Clear();
+        // Change working dir to root
+        sd.chdir("/");
+        readSRAM();
+        eraseSRAM(0x00);
+        eraseSRAM(0xFF);
+        writeSRAM(0);
+        unsigned long wrErrors = verifySRAM();
+        if (wrErrors == 0) {
+          println_Msg(F("Verified OK"));
+          display_Update();
+        }
+        else {
+          print_Msg(F("Error: "));
+          print_Msg(wrErrors);
+          println_Msg(F(" bytes "));
+          print_Error(F("did not verify."), false);
+        }
       }
       else {
-        print_Msg(F("Error: "));
-        print_Msg(wrErrors);
-        println_Msg(F(" bytes "));
-        print_Error(F("did not verify."), false);
+        display_Clear();
+        print_Error(F("Does not have SRAM"), false);
       }
       break;