From 79092018414d656f40734cdaab4c73698f9128aa Mon Sep 17 00:00:00 2001
From: Jesusaves <cpntb1@ymail.com>
Date: Thu, 25 Jun 2020 06:41:07 -0300
Subject: Check if the skill is valid in learn_magic

---
 npc/functions/util.txt | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'npc/functions/util.txt')

diff --git a/npc/functions/util.txt b/npc/functions/util.txt
index 2abb6c9bc..2a079436e 100644
--- a/npc/functions/util.txt
+++ b/npc/functions/util.txt
@@ -714,13 +714,18 @@ function	script	learn_magic	{
     .@ski=getarg(0);
     .@learn$=l("Learning");
 
+    // Check if skill is valid
+    .@mlv=$@MSK_MAXLV[.@ski];
+    if (.@mlv < 1) {
+        return Exception("ERROR: The skill "+.@ski+" is not valid!");
+    }
+
     // Load a few temporary variables
     .@pre=$@MSK_PREREQ[.@ski];
     .@it=$@MSK_ITEM[.@ski];
     .@am=$@MSK_AMOUNT[.@ski];
     .@msp=$@MSK_MSPCOST[.@ski];
     .@ap=$@MSK_COST[.@ski];
-    .@mlv=$@MSK_MAXLV[.@ski];
 
     // Pre-requisite check
     if (.@pre) {
-- 
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