Index: java/net/sf/l2j/gameserver/model/actor/instance/L2PcInstance.java
===================================================================
--- java/net/sf/l2j/gameserver/model/actor/instance/L2PcInstance.java	(revision 2029)
+++ java/net/sf/l2j/gameserver/model/actor/instance/L2PcInstance.java	(working copy)
@@ -7555,8 +7555,16 @@
 
 
 		// Check if the skill type is TOGGLE
+        // If it is TOGGLE, do not change while sitting.
 		if (skill.isToggle())
 		{
+			if (isSitting())
+	        {
+	            // Send a System Message to the caster
+	            sendPacket(new SystemMessage(SystemMessageId.CANT_MOVE_SITTING));
+	            sendPacket(ActionFailed.STATIC_PACKET);
+	            return;
+	        }
 			// Get effects of the skill
             L2Effect effect = getFirstEffect(skill);