From fe8af8705d403ed7f1c56dbd672b93688b9dcb5c Mon Sep 17 00:00:00 2001
From: drdev <drdev@cardforge.org>
Date: Wed, 4 Dec 2013 01:51:44 +0000
Subject: [PATCH] Fix crash when determining if mana costs can be paid for
 SpellAbilities with no source card

---
 forge-gui/src/main/java/forge/ai/ComputerUtilMana.java | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/forge-gui/src/main/java/forge/ai/ComputerUtilMana.java b/forge-gui/src/main/java/forge/ai/ComputerUtilMana.java
index 1b6dbf1283b..47e3a3a2436 100644
--- a/forge-gui/src/main/java/forge/ai/ComputerUtilMana.java
+++ b/forge-gui/src/main/java/forge/ai/ComputerUtilMana.java
@@ -97,8 +97,9 @@ public class ComputerUtilMana {
 
     private static boolean payManaCost(final ManaCostBeingPaid cost, final SpellAbility sa, final Player ai, final boolean test, final int extraMana, boolean checkPlayable) {
         final Card card = sa.getSourceCard();
-
-        adjustManaCostToAvoidNegEffects(cost, card);
+        if (card != null) {
+            adjustManaCostToAvoidNegEffects(cost, card);
+        }
 
         final ManaPool manapool = ai.getManaPool();
         List<ManaCostShard> unpaidShards = cost.getUnpaidShards();