Fixed some logging statements.

diff --git a/CauldronMain.lua b/CauldronMain.lua
index 9ca3f31..71762ad 100644
--- a/CauldronMain.lua
+++ b/CauldronMain.lua
@@ -433,10 +433,10 @@ function Cauldron:ProcessQueue()
 		Cauldron:ProcessItem(skillInfo, queueInfo, queueInfo.amount);
 	else
 		if not queueInfo then
-			self:Print("Missing queue info!");
+			self:error("Missing queue info!");
 		end
 		if not skillInfo then
-			self:Print("Missing skill info!");
+			self:error("Missing skill info!");
 		end
 	end