Card Seller

[Radian]

Hello everyone, i wanna ask about card seller script on rAthena

 

it show some errors. like this

[Error]: script:op_2: invalid data for operator C_SUB
[Debug]: Data: string value="A Cards:B Cards:C Cards:D Cards:E Cards:F Cards:G Cards:H Cards:I Cards:J Cards:K Cards:L Cards:M Cards:N Cards:O Cards:P Cards:Q Cards:R Cards:S Cards:T Cards:U Cards:V Cards:W Cards:Y Cards:Z Cards:"
[Debug]: Data: number value=1
[Debug]: Source (NPC): Card Seller at turbo_room (106,112)

and i am using this script

//===== rAthena Script =======================================
//= Card Seller A-Z
//===== By: ==================================================
//= AnnieRuru
//===== Current Version: =====================================
//= 1.0
//===== Compatible With: =====================================
//= rAthena Project
//===== Description: =========================================
//= Sells all cards dropped by mobs, grouped alphabetically.
//= MVP cards are excluded from the list.
//=
//= NOTE: Requires SQL item and mob databases.
//===== Additional Comments: =================================
//= 1.0 First version, edited. [Euphy]
//============================================================

turbo_room,106,112,3	script	Card Seller	743,{
	mes "[Card Seller]";
	mes "Welcome!";
	mes "I can sell you any normal monster card in the game. Would you like to have a look?";
	next;
	.@s = select( .alphabet_menu$ ) -1;
	close2;
	callshop "card_mob#"+ .alphabet$[.@s], 1;
	end;
OnInit:
	if (checkre(0)) {
		.@mob_db$  = "mob_db_re";
		.@item_db$ = "item_db_re";
	} else {
		.@mob_db$  = "mob_db";
		.@item_db$ = "item_db";
	}
	freeloop 1;
	.@total = query_sql( "SELECT DISTINCT LEFT( `name_japanese`, 1 ) AS alphabets FROM `"+ .@item_db$ +"` RIGHT JOIN `"+ .@mob_db$ +"` ON `"+ .@item_db$ +"`.`id` = `"+ .@mob_db$ +"`.`dropcardid` WHERE ~(`MODE`) & 32 AND `type` = 6 GROUP BY `name_japanese` ORDER BY alphabets;", .alphabet$ );
	for ( .@i = 0; .@i < .@total; .@i++ ) {
		.alphabet_menu$ = .alphabet_menu$ + .alphabet$[.@i] +" Cards:";
		.@nb = query_sql( "SELECT `"+ .@item_db$ +"`.`id` FROM `"+ .@item_db$ +"` RIGHT JOIN `"+ .@mob_db$ +"` ON `"+ .@item_db$ +"`.`id` = `"+ .@mob_db$ +"`.`dropcardid` WHERE ~(`MODE`) & 32 AND `type` = 6 AND LEFT( `name_japanese`, 1 ) = '"+ .alphabet$[.@i] +"' GROUP BY `name_japanese` ORDER BY `name_japanese` LIMIT 128;", .@id );
		npcshopdelitem "card_mob#"+ .alphabet$[.@i],501;
		for ( .@j = 0; .@j < .@nb; .@j++ )
			npcshopadditem "card_mob#"+ .alphabet$[.@i], .@id[.@j], 10000;
		npcshopdelitem "card_mob#"+ .alphabet$[.@i],4055,4035,4058,4092,4358,4366,4368,4045;
	}
	freeloop 0;
	end;
}
-	shop	card_mob#A	-1,501:1000
-	shop	card_mob#B	-1,501:1000
-	shop	card_mob#C	-1,501:1000
-	shop	card_mob#D	-1,501:1000
-	shop	card_mob#E	-1,501:1000
-	shop	card_mob#F	-1,501:1000
-	shop	card_mob#G	-1,501:1000
-	shop	card_mob#H	-1,501:1000
-	shop	card_mob#I	-1,501:1000
-	shop	card_mob#J	-1,501:1000
-	shop	card_mob#K	-1,501:1000
-	shop	card_mob#L	-1,501:1000
-	shop	card_mob#M	-1,501:1000
-	shop	card_mob#N	-1,501:1000
-	shop	card_mob#O	-1,501:1000
-	shop	card_mob#P	-1,501:1000
-	shop	card_mob#Q	-1,501:1000
-	shop	card_mob#R	-1,501:1000
-	shop	card_mob#S	-1,501:1000
-	shop	card_mob#T	-1,501:1000
-	shop	card_mob#U	-1,501:1000
-	shop	card_mob#V	-1,501:1000
-	shop	card_mob#W	-1,501:1000
-	shop	card_mob#X	-1,501:1000
-	shop	card_mob#Y	-1,501:1000
-	shop	card_mob#Z	-1,501:1000