check for null target when cancelling jobs

src/engine/net/client/handlers/AttackCmdMsgHandler.java

@@ -87,7 +87,7 @@ public class AttackCmdMsgHandler extends AbstractClientMsgHandler {
         //check if we are changing targets, cancel outstanding jobs if so
         if (playerCharacter.getTimers().containsKey("Attack" + mbEnums.EquipSlotType.RHELD)) {
             AttackJob ajR = ((AttackJob)playerCharacter.getTimers().get("Attack" + mbEnums.EquipSlotType.RHELD).getJob());
-            if(!ajR.target.equals(target)){
+            if(ajR.target != null && !ajR.target.equals(target)){
                 playerCharacter.getTimers().get("Attack" + mbEnums.EquipSlotType.RHELD).cancelJob();
                 addedDelay = ajR.getStopTime() - System.currentTimeMillis();
             }else{
@@ -97,7 +97,7 @@ public class AttackCmdMsgHandler extends AbstractClientMsgHandler {
 
         if (playerCharacter.getTimers().containsKey("Attack" + mbEnums.EquipSlotType.LHELD)) {
             AttackJob ajL = ((AttackJob)playerCharacter.getTimers().get("Attack" + mbEnums.EquipSlotType.LHELD).getJob());
-            if(!ajL.target.equals(target)){
+            if(ajL.target != null && !ajL.target.equals(target)){
                 playerCharacter.getTimers().get("Attack" + mbEnums.EquipSlotType.LHELD).cancelJob();
                 addedDelay = ajL.getStopTime() - System.currentTimeMillis();
             }else{