update MSG_SELECT_CHAIN

field.h

@@ -739,6 +739,9 @@ public:
 //
 #define PHINT_DESC_ADD			6
 #define PHINT_DESC_REMOVE		7
+//
+#define EDESC_OPERATION			1
+#define EDESC_RESET				2
 //Messages
 #define MSG_RETRY				1
 #define MSG_HINT				2

playerop.cpp

@@ -308,9 +308,9 @@ int32 field::select_chain(uint16 step, uint8 playerid, uint8 spe_count, uint8 fo
 			effect* peffect = core.select_chains[i].triggering_effect;
 			card* pcard = peffect->handler;
 			if(peffect->is_flag(EFFECT_FLAG_FIELD_ONLY))
-				pduel->write_buffer8(0x1);
+				pduel->write_buffer8(EDESC_OPERATION);
 			else if(!(peffect->type & EFFECT_TYPE_ACTIONS))
-				pduel->write_buffer8(0x2);
+				pduel->write_buffer8(EDESC_RESET);
 			else
 				pduel->write_buffer8(0);
 			pduel->write_buffer32(pcard->data.code);