diff --git a/html/pages/device/port/graphs.inc.php b/html/pages/device/port/graphs.inc.php
index 42eca226c..e34d29e02 100644
--- a/html/pages/device/port/graphs.inc.php
+++ b/html/pages/device/port/graphs.inc.php
@@ -19,7 +19,7 @@
     $graph_type = "port_errors";
     include("includes/print-interface-graphs.inc.php");
 
-    if(is_file($config['rrd_dir'] . "/" . $device['hostname'] . "/etherlike-" . $interface['ifIndex'] . ".rrd")) {
+    if(is_file($config['rrd_dir'] . "/" . $device['hostname'] . "/port-" . $interface['ifIndex'] . "-dot3.rrd")) {
       echo("<div class=graphhead>Ethernet Errors</div>");
       $graph_type = "port_etherlike";
       include("includes/print-interface-graphs.inc.php");
diff --git a/includes/polling/port-etherlike.inc.php b/includes/polling/port-etherlike.inc.php
index 58df4a93f..c8d9f5b88 100755
--- a/includes/polling/port-etherlike.inc.php
+++ b/includes/polling/port-etherlike.inc.php
@@ -3,7 +3,7 @@
     if($port_stats[$port['ifIndex']] && $port['ifType'] == "ethernetCsmacd" 
        && isset($port_stats[$port['ifIndex']]['dot3StatsIndex'])) { // Check to make sure Port data is cached.
 
-      $this_port = &$port_stats[$device[device_id]][$port[ifIndex]];
+      $this_port = &$port_stats[$port[ifIndex]];
 
       $old_rrdfile = $config['rrd_dir'] . "/" . $device['hostname'] . "/" . safename("etherlike-".$port['ifIndex'].".rrd");
       $rrdfile = $config['rrd_dir'] . "/" . $device['hostname'] . "/" . safename("port-".$port['ifIndex']."-dot3.rrd");