diff --git a/Admin/Templates/search.tpl b/Admin/Templates/search.tpl
index 03bbddcc..5aaa8ce6 100644
--- a/Admin/Templates/search.tpl
+++ b/Admin/Templates/search.tpl
@@ -21,16 +21,16 @@
 		<tr class="slr3">
 			<td>
 				<select name="p" size="1" class="slr3">
-					<option value="player" <?php if($_POST['p']=='player'){echo "selected";}?>>Search Players</option>
-					<option value="alliances" <?php if($_POST['p']=='alliances'){echo "selected";}?>>Search Alliances</option>
-					<option value="villages" <?php if($_POST['p']=='villages'){echo "selected";}?>>Search Villages</option>
-					<option value="email" <?php if($_POST['p']=='email'){echo "selected";}?>>Search E-mails</option>
-					<option value="ip" <?php if($_POST['p']=='ip'){echo "selected";}?>>Search IPs</option>
-					<option value="deleted_players" <?php if($_POST['p']=='deleted_players'){echo "selected";}?>>Search Deleted Players</option>
+					<option value="player" <?php if(isset($_POST['p']) && $_POST['p']=='player'){echo "selected";}?>>Search Players</option>
+					<option value="alliances" <?php if(isset($_POST['p']) && $_POST['p']=='alliances'){echo "selected";}?>>Search Alliances</option>
+					<option value="villages" <?php if(isset($_POST['p']) && $_POST['p']=='villages'){echo "selected";}?>>Search Villages</option>
+					<option value="email" <?php if(isset($_POST['p']) && $_POST['p']=='email'){echo "selected";}?>>Search E-mails</option>
+					<option value="ip" <?php if(isset($_POST['p']) && $_POST['p']=='ip'){echo "selected";}?>>Search IPs</option>
+					<option value="deleted_players" <?php if(isset($_POST['p']) && $_POST['p']=='deleted_players'){echo "selected";}?>>Search Deleted Players</option>
 				</select>
 			</td>
 			<td>
-				<input name="s" value="<?php echo stripslashes(stripslashes($_POST['s']));?>">
+				<input name="s" value="<?php echo stripslashes((isset($_POST['p']) ? $_POST['s'] : ''));?>">
 			</td>
 			<td>
 				<input type="submit" value="Search" class="slr3">
@@ -40,7 +40,7 @@
 </form>
 
 <?php
-	if($_GET['msg'])
+	if(!empty($_GET['msg']))
 	{
 		echo '<div style="margin-top: 50px;" class="b"><center>';
 		if($_GET['msg'] == 'ursdel')
diff --git a/GameEngine/Battle.php b/GameEngine/Battle.php
index 854462e3..4da4ee43 100755
--- a/GameEngine/Battle.php
+++ b/GameEngine/Battle.php
@@ -468,7 +468,7 @@ class Battle {
 			// Formula for calculating points attackers (Infantry & Cavalry)
 				
 			if($AttackerWref != 0){
-				$rap = ($ap+$cap)+(($ap+$cap)/100*$bid35[$this->getTypeLevel(35,$AttackerWref)]['attri']);
+			    $rap = ($ap+$cap)+(($ap+$cap)/100*(isset($bid35[$this->getTypeLevel(35,$AttackerWref)]) ? $bid35[$this->getTypeLevel(35,$AttackerWref)]['attri'] : 0));
 			}else{
 				$rap = $ap+$cap;
 			}
diff --git a/GameEngine/Technology.php b/GameEngine/Technology.php
index cd67c7e7..3c2e32b4 100755
--- a/GameEngine/Technology.php
+++ b/GameEngine/Technology.php
@@ -285,7 +285,14 @@ class Technology {
             $movement = $database->getVillageMovement($base);
             if(!empty($movement)) {
                 for($i=1;$i<=50;$i++) {
-                    $ownunit['u'.$i] += $movement['u'.$i];
+                    if (!isset($ownunit['u'.$i])) {
+                        $ownunit['u'.$i] = 0;
+                    }
+                    $ownunit['u'.$i] += (isset($movement['u'.$i]) ? $movement['u'.$i] : 0);
+                }
+
+                if (!isset($ownunit['hero'])) {
+                    $ownunit['hero'] = 0;
                 }
                 $ownunit['hero'] += $movement['hero'];
             }
diff --git a/GameEngine/Units.php b/GameEngine/Units.php
index a834a7d3..4e01314f 100755
--- a/GameEngine/Units.php
+++ b/GameEngine/Units.php
@@ -129,7 +129,7 @@ class Units {
                 $form->addError("error","You need to mark min. one troop");
                 }
 
-                if(!$post['dname'] && !$post['x'] && !$post['y']){
+                if(!empty($post['dname']) && !empty($post['x']) && !empty($post['y'])){
                 $form->addError("error","Insert name or coordinates");
                 }
 
@@ -174,7 +174,7 @@ class Units {
                 }
             }
         }
-                if ($database->isVillageOases($id) == 0) {
+                if (isset($id) && $database->isVillageOases($id) == 0) {
                 if($database->hasBeginnerProtection($id)==1) {
                     $form->addError("error","Player is under beginners protection. You can't attack him");
                 }
@@ -220,8 +220,7 @@ class Units {
                     $_SESSION['valuearray'] = $_POST;
                     header("Location: a2b.php");
                     exit;
-                }else{
-
+                } else if (isset($id)) {
                 $villageName = $database->getOasisField($id,"name");
                 $speed= 300;
                 $timetaken = $generator->procDistanceTime($coor,$village->coor,INCREASE_SPEED,1);
diff --git a/Templates/Build/16_walking.tpl b/Templates/Build/16_walking.tpl
index 77af10fe..d3d527f5 100644
--- a/Templates/Build/16_walking.tpl
+++ b/Templates/Build/16_walking.tpl
@@ -1,6 +1,7 @@
 <?php
 $units = $database->getMovement(3,$village->wid,0);
 $total_for = count($units);
+$timer = 0;
 
 for($y=0;$y<$total_for;$y++){
 $timer += 1;
diff --git a/Templates/a2b/attack.tpl b/Templates/a2b/attack.tpl
index 8b2723ad..0fb319ac 100644
--- a/Templates/a2b/attack.tpl
+++ b/Templates/a2b/attack.tpl
@@ -72,7 +72,7 @@ $ckey= $generator->generateRandStr(6);
                (!empty($process['t10']) ? $process['t10'] : 0) +
                (!empty($process['t11']) ? $process['t11'] : 0);
  }
- if ($scout==1 && $totalunits==0) {
+ if (isset($scout) && $scout==1 && isset($totalunits) && $totalunits==0) {
 if ($process['c'] != 2){
 $process['c'] = 1;
 }