diff --git a/includes/discovery/hr-device.inc.php b/includes/discovery/hr-device.inc.php
index 41f131779..da4e55a86 100755
--- a/includes/discovery/hr-device.inc.php
+++ b/includes/discovery/hr-device.inc.php
@@ -34,7 +34,7 @@ $query = mysql_query($sql);
 while ($test_hrDevice = mysql_fetch_array($query)) {
   if(!$valid_hrDevice[$test_hrDevice[hrDeviceIndex]]) {
     echo("-");
-    mysql_query("DELETE FROM `hrDevice` WHERE hrDevice_id = '" . $test['hrDevice_id'] . "'");
+    mysql_query("DELETE FROM `hrDevice` WHERE hrDevice_id = '" . $test_hrDevice['hrDevice_id'] . "'");
   }
 }
 
diff --git a/includes/discovery/ipv6-addresses.php b/includes/discovery/ipv6-addresses.php
index 07fa71f8e..5f3840bdf 100644
--- a/includes/discovery/ipv6-addresses.php
+++ b/includes/discovery/ipv6-addresses.php
@@ -3,7 +3,6 @@
 echo("IPv6 Addresses : ");
 
 #$ipv6interfaces = shell_exec($config['snmpget']." -m IPV6-MIB -Ovnq -".$device['snmpver']." -c ".$device['community']." ".$device['hostname'].":".$device['port']." ipv6Interfaces.0");
-
 #if($ipv6interfaces){
 
   $cmd = $config['snmpwalk']." -m IP-MIB -".$device['snmpver']." -Ln -c ".$device['community']." ".$device['hostname'].":".$device['port'];
diff --git a/includes/polling/device-ios.inc.php b/includes/polling/device-ios.inc.php
index 17bc11349..fe69adcd0 100755
--- a/includes/polling/device-ios.inc.php
+++ b/includes/polling/device-ios.inc.php
@@ -21,7 +21,7 @@
    $snmp_cmdb .= " entPhysicalModelName.1001 entPhysicalContainedIn.1001";
    $snmp_cmdb .= " cardDescr.1 cardSlotNumber.1";
    list($model_1,$contained_1,$name_1,$ver_1,$model_1001,$contained_1001,$descr_1,$slot_1) = explode("\n", shell_exec($snmp_cmdb));
-   if(($contained_1 == "0" || $name_1 == "Chassis") && strpos($model_1, "No") === FALSE) { $ciscomodel = $model_1; list($version) = explode(",",$ver_1); }
+   if(($contained_1 == "0" || $name_1 == "Chassis") && strpos($model_1, "No") === FALSE) { $ciscomodel = $model_1; list($version_1) = explode(",",$ver_1); }
    if($slot_1 == "-1" && strpos($descr_1, "No") === FALSE) { $ciscomodel = $descr_1; }
    if($contained_1001 == "0" && strpos($model_1001, "No") === FALSE) { $ciscomodel = $model_1001; }
    $ciscomodel = str_replace("\"","",$ciscomodel);