diff --git a/bulk_moves.php b/bulk_moves.php
index 3d18e46ef..346184695 100644
--- a/bulk_moves.php
+++ b/bulk_moves.php
@@ -334,7 +334,7 @@
       if ( $idField == "DeviceID" ) {
         $dev->DeviceID = $row["DeviceID"];
         if ( ! $dev->GetDevice() ) {
-          error_log( "DeviceID = ${DeviceID} not found." );
+          error_log( "DeviceID = {$DeviceID} not found." );
           $rowError = true;
         }
       } else {
diff --git a/classes/Cabinet.class.php b/classes/Cabinet.class.php
index 0a86ffe83..6ea5c65b9 100644
--- a/classes/Cabinet.class.php
+++ b/classes/Cabinet.class.php
@@ -23,6 +23,7 @@
 	For further details on the license, see http://www.gnu.org/licenses
 */
 
+#[AllowDynamicProperties]
 class Cabinet {
 	/* Cabinet:		The workhorse logical container for DCIM.  This can be a 2-post rack, a 4-post open rack,
 					or an enclosed cabinet.  The height is variable.  Devices are attached to cabinets, and
@@ -65,7 +66,7 @@ function MakeSafe() {
 		$this->Keylock=sanitize($this->Keylock);
 		$this->MaxKW=float_sqlsafe(floatval($this->MaxKW));
 		$this->MaxWeight=intval($this->MaxWeight);
-		$this->InstallationDate=date("Y-m-d", strtotime($this->InstallationDate));
+		$this->InstallationDate=($test=$this->InstallationDate)?date("Y-m-d", strtotime($test)):"";
 		$this->MapX1=abs((is_numeric($this->MapX1)?$this->MapX1:0));
 		$this->MapY1=abs((is_numeric($this->MapY1)?$this->MapY1:0));
 		$this->MapX2=abs((is_numeric($this->MapX2)?$this->MapX2:0));
@@ -110,7 +111,7 @@ static function RowToObject($dbRow,$filterrights=true){
 		$cab->Notes=$dbRow["Notes"];
 		$cab->U1Position=$dbRow["U1Position"];
 
-		switch($config->ParameterArray["AssignCabinetLabels"]){
+		switch(($test=$config->ParameterArray["AssignCabinetLabels"])?$test:""){
 			case "OwnerName":
 				$dept=new Department($cab->AssignedTo);
 				$dept->GetDeptByID();
diff --git a/classes/DataCenter.class.php b/classes/DataCenter.class.php
index a58cbdaa8..893aa9c5a 100644
--- a/classes/DataCenter.class.php
+++ b/classes/DataCenter.class.php
@@ -635,12 +635,12 @@ function GetDCStatistics(){
 		$sql="SELECT AVG(NULLIF(a.Temperature, 0)) as AvgTemp FROM fac_SensorReadings a, fac_Cabinet b, fac_Device c
 			WHERE a.DeviceID=c.DeviceID and c.Cabinet=b.CabinetID AND c.BackSide=0 AND
 			b.DataCenterID=$this->DataCenterID;";
-		$dcStats["AvgTemp"]=($test=round($this->query($sql)->fetchColumn()))?$test:0;
+		$dcStats["AvgTemp"]=round($test=($this->query($sql)->fetchColumn())?$test:0);
 		
 		$sql="SELECT AVG(NULLIF(a.Humidity, 0)) as AvgHumidity FROM fac_SensorReadings a, fac_Cabinet b, fac_Device c
 			WHERE a.DeviceID=c.DeviceID and c.BackSide=0 and c.Cabinet=b.CabinetID AND
 			b.DataCenterID=$this->DataCenterID;";
-		$dcStats["AvgHumidity"]=($test=round($this->query($sql)->fetchColumn()))?$test:0;
+		$dcStats["AvgHumidity"]=round($test=($this->query($sql)->fetchColumn())?$test:0);
 		
 		$pdu=new PowerDistribution();
 		$dcStats["MeasuredWatts"]=$pdu->GetWattageByDC($this->DataCenterID);
diff --git a/classes/Device.class.php b/classes/Device.class.php
index a1f76c262..0c1db997f 100644
--- a/classes/Device.class.php
+++ b/classes/Device.class.php
@@ -23,6 +23,7 @@
 	For further details on the license, see http://www.gnu.org/licenses
 */
 
+#[AllowDynamicProperties]
 class Device {
 	/*	Device:		Assets within the data center, at the most granular level.  There are three basic
 					groupings of information kept about a device:  asset tracking, virtualization
diff --git a/classes/DeviceTemplate.class.php b/classes/DeviceTemplate.class.php
index d4b62b29d..1a8df6be1 100644
--- a/classes/DeviceTemplate.class.php
+++ b/classes/DeviceTemplate.class.php
@@ -22,6 +22,8 @@
 
 	For further details on the license, see http://www.gnu.org/licenses
 */
+
+#[AllowDynamicProperties]
 class DeviceTemplate {
 	var $TemplateID;
 	var $ManufacturerID;
diff --git a/classes/LogActions.class.php b/classes/LogActions.class.php
index 7e40cc8de..b95941316 100644
--- a/classes/LogActions.class.php
+++ b/classes/LogActions.class.php
@@ -210,7 +210,7 @@ function val_comp($v1, $v2) {
 		$return=true;
 
 		// If a retention period has been set, trim the logs for this ObjectID prior to making this entry
-		if ( $config->ParameterArray["logretention"] > 0 ) {
+		if ( isset($config->ParameterArray["logretention"]) && $config->ParameterArray["logretention"] > 0 ) {
 			LogActions::Prune( $config->ParameterArray["logretention"], $log->ObjectID );
 		}
 
@@ -378,14 +378,14 @@ function MakeSafe(){
 		// If we want to really sanitize this list uncomment the function below
 //		$this->UserID=(ArraySearchRecursive($this->UserID,$p->GetUserList(),'UserID'))?$this->UserID:'';
 		$this->UserID=sanitize($this->UserID);
-		$this->Class=(class_exists($this->Class,true))?$this->Class:'';
+		$this->Class=$this->Class===null?'':((class_exists($this->Class,true))?$this->Class:'');
 		$this->ObjectID=sanitize($this->ObjectID);
 		$this->ChildID=sanitize($this->ChildID);
 		$this->Action=sanitize($this->Action);
 		$this->Property=sanitize($this->Property);
 		$this->OldVal=sanitize($this->OldVal);
 		$this->NewVal=sanitize($this->NewVal);
-		$this->Time=date("Y-m-d", strtotime($this->Time));
+		$this->Time=$this->Time===null?'':date("Y-m-d H:i:s", strtotime($this->Time));
 	}
 
 	function ListUnique($sqlcolumn){
diff --git a/classes/Zone.class.php b/classes/Zone.class.php
index d9022369e..281d3459c 100644
--- a/classes/Zone.class.php
+++ b/classes/Zone.class.php
@@ -279,13 +279,13 @@ function GetZoneStatistics(){
 			fac_Device b, fac_Cabinet c WHERE a.DeviceID=b.DeviceID AND b.BackSide=0 and
 			b.Cabinet=c.CabinetID AND a.DeviceID IN (SELECT b.DeviceID FROM fac_Device 
 			WHERE ZoneID=$this->ZoneID);";
-		$zoneStats["AvgTemp"]=($test=round($this->query($sql)->fetchColumn()))?$test:0;
+		$zoneStats["AvgTemp"]=round($test=($this->query($sql)->fetchColumn())?$test:0);
 
 		$sql="SELECT AVG(NULLIF(Humidity, 0)) AS AvgHumdity FROM fac_SensorReadings a, 
 			fac_Device b, fac_Cabinet c WHERE a.DeviceID=b.DeviceID AND b.BackSide=0 and
 			b.Cabinet=c.CabinetID AND a.DeviceID IN (SELECT b.DeviceID FROM fac_Device 
 			WHERE ZoneID=$this->ZoneID);";
-		$zoneStats["AvgHumidity"]=($test=round($this->query($sql)->fetchColumn()))?$test:0;
+		$zoneStats["AvgHumidity"]=round($test=($this->query($sql)->fetchColumn())?$test:0);
 
 		$sql = "select count(*) from fac_Cabinet where ZoneID=" . intval($this->ZoneID);
 		$zoneStats["TotalCabinets"]=($test=$this->query($sql)->fetchColumn())?$test:0;
diff --git a/configuration.php b/configuration.php
index 029605263..9cd049178 100644
--- a/configuration.php
+++ b/configuration.php
@@ -403,7 +403,8 @@ function formatOffset($offset) {
 		$tzmenu.="\t<li>$country\n\t\t<ul>";
 		foreach($cityarray as $key => $city){
 			$z=new DateTimeZone($city);
-			$c=new DateTime(null, $z);
+			$c=new DateTime();
+			$c->setTimeZone($z);
 			$adjustedtime=$c->format('H:i a');
 			$offset=formatOffset($z->getOffset($c));
 			$tzmenu.="\t\t\t<li><a href=\"#\" data=\"$city\">$adjustedtime - $offset $city</a></li>\n";
diff --git a/devices.php b/devices.php
index 26d2e822d..caa136162 100644
--- a/devices.php
+++ b/devices.php
@@ -559,7 +559,7 @@ function updatedevice($devid){
 			$cab->GetCabinet();
 			if($person->canWrite($cab->AssignedTo)){
 				$wattage=$pdu->LogManualWattage($_POST["currwatts"]);
-				$wattage->LastRead=strftime("%c",strtotime($wattage->LastRead));
+				$wattage->LastRead=date("Y-m-d H:i:s",strtotime($wattage->LastRead));
 			}
 		}
 		header('Content-Type: application/json');
@@ -825,7 +825,7 @@ function updatedevice($devid){
 
 					$lastreading=$pdu->GetLastReading();
 					$LastWattage=($lastreading)?$lastreading->Wattage:0;
-					$LastRead=($lastreading)?strftime("%c",strtotime($lastreading->LastRead)):"Never";
+					$LastRead=($lastreading)?date("Y-m-d H:i:s",strtotime($lastreading->LastRead)):"Never";
 				}
 			}
 
diff --git a/facilities.inc.php b/facilities.inc.php
index 702416282..e7b0a5af0 100644
--- a/facilities.inc.php
+++ b/facilities.inc.php
@@ -33,7 +33,7 @@
 	ini_set('date.timezone', 'America/Chicago');
 }
 
-if ( isset( $config ) && property_exists( $config, "ParameterArray" ) ){
+if ( isset( $config ) && property_exists( $config, "ParameterArray" ) && isset( $config->ParameterArray['timezone'] )){
 	date_default_timezone_set($config->ParameterArray['timezone']);
 } elseif ( getenv("TZ") != "" ) {
 	date_default_timezone_set( getenv("TZ"));
diff --git a/fpdf.php b/fpdf.php
index 9837bff12..ccf1b17c5 100644
--- a/fpdf.php
+++ b/fpdf.php
@@ -138,12 +138,22 @@ function __construct($orientation='P', $unit='mm', $size='A4')
 		$this->DefOrientation = 'P';
 		$this->w = $size[0];
 		$this->h = $size[1];
+		if($this->w > $this->h) { // Ensure the page is portrait
+			$temp = $this->w;
+			$this->w = $this->h
+			$this->h = $temp;
+		}
 	}
 	elseif($orientation=='l' || $orientation=='landscape')
 	{
 		$this->DefOrientation = 'L';
 		$this->w = $size[1];
 		$this->h = $size[0];
+		if($this->w < $this->h) { // Ensure the page is landscape
+			$temp = $this->w;
+			$this->w = $this->h
+			$this->h = $temp;
+		}
 	}
 	else
 		$this->Error('Incorrect orientation: '.$orientation);
@@ -575,8 +585,9 @@ function AcceptPageBreak()
 
 function Cell($w, $h=0, $txt='', $border=0, $ln=0, $align='', $fill=false, $link='')
 {
-	$txt=utf8_decode($txt); // Comment this line and uncomment the next line to use TrueType fonts from loadfonts.php
-	// $txt=iconv("UTF-8","Windows-1251",$txt);
+	if($txt === null) $txt = "";
+	$txt=iconv("UTF-8","Windows-1251",$txt);  // Comment this line and uncomment the next line to not use TrueType fonts from loadfonts.php
+	//$txt=utf8_decode($txt);
 	// Output a cell
 	$k = $this->k;
 	if($this->y+$h>$this->PageBreakTrigger && !$this->InHeader && !$this->InFooter && $this->AcceptPageBreak())
diff --git a/index.php b/index.php
index bcd028285..478108691 100644
--- a/index.php
+++ b/index.php
@@ -28,7 +28,7 @@
 
 	$StatsDevices=number_format($row['Devices']);
 	$StatsServers=number_format($row['Servers']);
-	$StatsSize=number_format($row['Size']);
+	$StatsSize=number_format($row['Size'] ? $row['Size'] : 0);
 	$StatsVM=number_format($row['VMcount']);
 	$StatsHost=number_format($row["VMhosts"]);
 	$StatsCabinet=number_format($row["CabinetCount"]);
diff --git a/power_panel.php b/power_panel.php
index c337180c5..ade6357ae 100644
--- a/power_panel.php
+++ b/power_panel.php
@@ -36,7 +36,7 @@
   
 	if(isset($_POST["action"])&&(($_POST["action"]=="Create")||($_POST["action"]=="Update")||($_POST["action"]=="Map"))){
 		foreach($panel as $prop => $val){
-			$panel->$prop=trim($_POST[$prop]);
+			$panel->$prop=isset($_POST[$prop])?trim($_POST[$prop]):'';
 		}
 		// Coordinates aren't displayed on this page and the loop above is looking 
 		// for every attribute on the panel model.  This will load the original object 
@@ -76,7 +76,7 @@ function FindTicks(&$decimalplaces,$panelCap,&$dataMajorTicks){
 				$panelCap=1;
 			}
 			for ( $i = 0; ($i - $panelCap) < 1; $i+=( $panelCap / 10 ) ) {
-				$tick = sprintf( "%.0${decimalplaces}lf ", $i / 1000 );
+				$tick = sprintf( "%.0{$decimalplaces}lf ", $i / 1000 );
 				if(preg_match("/$tick/",$dataMajorTicks)){
 					$err=true;
 					break;
@@ -90,16 +90,16 @@ function FindTicks(&$decimalplaces,$panelCap,&$dataMajorTicks){
 			$dataMajorTicks = "";
 		}
 		
-		$dataMaxValue = sprintf( "%.0${decimalplaces}lf", $panelCap / 1000 );
+		$dataMaxValue = sprintf( "%.0{$decimalplaces}lf", $panelCap / 1000 );
 		
 		$dataHighlights = sprintf( "0 %d #eee, %d %d #fffacd, %d %d #eaa", $panelCap / 1000 * .6, $panelCap / 1000 * .6, $panelCap / 1000 * .8, $panelCap / 1000 * .8, $panelCap / 1000);
 
 		$mtarray=implode(",",explode(" ",$dataMajorTicks));
-		$hilights = sprintf( "{from: 0, to: %.0${decimalplaces}lf, color: '#eee'}, {from: %.0${decimalplaces}lf, to: %.0${decimalplaces}lf, color: '#fffacd'}, {from: %.0${decimalplaces}lf, to: %.0${decimalplaces}lf, color: '#eaa'}", $panelCap / 1000 * .6, $panelCap / 1000 * .6, $panelCap / 1000 * .8, $panelCap / 1000 * .8, $panelCap / 1000);
+		$hilights = sprintf( "{from: 0, to: %.0{$decimalplaces}lf, color: '#eee'}, {from: %.0{$decimalplaces}lf, to: %.0{$decimalplaces}lf, color: '#fffacd'}, {from: %.0{$decimalplaces}lf, to: %.0{$decimalplaces}lf, color: '#eaa'}", $panelCap / 1000 * .6, $panelCap / 1000 * .6, $panelCap / 1000 * .8, $panelCap / 1000 * .8, $panelCap / 1000);
 		
-		$panelLoad = sprintf( "%.0${decimalplaces}lf", PowerPanel::getInheritedLoad($panel->PanelID) / 1000 );
-		$msrLoad = sprintf( "%.0${decimalplaces}lf", $panel->getPanelLoad() / 1000 );
-		$estLoad = sprintf( "%.0${decimalplaces}lf", PowerPanel::getEstimatedLoad($panel->PanelID) / 1000 );
+		$panelLoad = sprintf( "%.0{$decimalplaces}lf", PowerPanel::getInheritedLoad($panel->PanelID) / 1000 );
+		$msrLoad = sprintf( "%.0{$decimalplaces}lf", $panel->getPanelLoad() / 1000 );
+		$estLoad = sprintf( "%.0{$decimalplaces}lf", PowerPanel::getEstimatedLoad($panel->PanelID) / 1000 );
 
 		// Generate JS for load display
 
diff --git a/preflight.inc.php b/preflight.inc.php
index 44edd19d6..44a13283c 100644
--- a/preflight.inc.php
+++ b/preflight.inc.php
@@ -59,7 +59,7 @@ function get_base_url() {
 		}
 
 		$locales=array();
-		foreach(explode("\n",trim(shell_exec('locale -a | grep -i utf'))) as $line){
+		foreach(explode("\n",trim(($temp=shell_exec('locale -a | grep -i utf'))?$temp:'')) as $line){
 			$locales[]=substr($line, 0, strpos($line, '.'));
 		}
 		if(count($locales)>1){
@@ -281,7 +281,7 @@ function get_base_url() {
         rewrite ^(.*) /opendcim/api/test/index.php last;
     }</pre>";
 		$tests['api_test']['state']="fail";
-		$tests['api_test']['message']="Apache does not appear to be rewriting URLs correctly. Check your AllowOverride directive and change to 'AllowOverride All'";
+		$tests['api_test']['message']="Nginx does not appear to be rewriting URLs correctly. Check your AllowOverride directive and change to 'AllowOverride All'";
 
 	}else{
 		$tests['web_server']['state']="fail";
diff --git a/rackrequest.php b/rackrequest.php
index 83b8089be..517e78a55 100644
--- a/rackrequest.php
+++ b/rackrequest.php
@@ -88,7 +88,7 @@
 			$req->RequestedAction=$_POST['requestedaction'];
 			$req->Label=$_POST['label'];
 			$req->SerialNo=$_POST['serialno'];
-			$req->MfgDate=date('Y-m-d',strtotime($_POST["mfgdate"]));
+			$req->MfgDate=isset($_POST["mfgdate"])?date('Y-m-d',strtotime($_POST["mfgdate"])):"";
 			$req->AssetTag=$_POST['assettag'];
 			$req->Hypervisor=$_POST['hypervisor'];
 			$req->Owner=$_POST['owner'];
@@ -370,7 +370,7 @@
 	</div>
 	<div>
 		<div><label for="mfgdate">',__("Manufacture Date"),'</label></div>
-		<div><input type="text" name="mfgdate" id="mfgdate" size="20" value="',date('Y-m-d',strtotime($req->MfgDate)),'"></div>
+		<div><input type="text" name="mfgdate" id="mfgdate" size="20" value="',($req->MfgDate!==null)?date('Y-m-d',strtotime($req->MfgDate)):"",'"></div>
 	</div>
 	<div>
 		<div><label for="assettag">',__("Asset Tag"),'</label></div>
diff --git a/report_asset_Excel.php b/report_asset_Excel.php
index 29bc07224..55801b2f3 100644
--- a/report_asset_Excel.php
+++ b/report_asset_Excel.php
@@ -775,7 +775,8 @@ function formatWSColumns($worksheet, $columns)
  */
 function cmpDevPos($a, $b)
 {
-    return (intval($a->Position) > intval($b->Position));
+    if($a == $b) return 0
+    return (intval($a->Position) > intval($b->Position))?1:-1;
 }
 
 /**
diff --git a/report_audit_frequency.php b/report_audit_frequency.php
index 4a7036519..2f3daebb9 100644
--- a/report_audit_frequency.php
+++ b/report_audit_frequency.php
@@ -354,7 +354,7 @@ function _putcatalog()
 		$pdf->Cell( $cellWidths[0], 6, $period, $borders, 0, 'L', $fill );
 		$pdf->Cell( $cellWidths[1], 6, $value, $borders, 0, 'C', $fill );
 		// Silencing the next line because i'm too lazy to validate the data properly
-		@$pdf->Cell( $cellWidths[2], 6, sprintf( "%.2f%%", $value / $totalAudits * 100 ), $borders, 0, 'C', $fill );
+		@$pdf->Cell( $cellWidths[2], 6, sprintf( "%.2f%%", ($totalAudits==0)?0:($value / $totalAudits * 100) ), $borders, 0, 'C', $fill );
 		$pdf->Ln();
 		
 		$fill =! $fill;
diff --git a/report_network_map.php b/report_network_map.php
index 8d969366d..165487bfe 100644
--- a/report_network_map.php
+++ b/report_network_map.php
@@ -1,4 +1,5 @@
 <?php
+do {
     require_once "db.inc.php";
     require_once "facilities.inc.php";
 
@@ -267,6 +268,10 @@
                 $devList[$deviceType][$devid] = $n_dev_label;
             }
         }
+        if(count($portList)==0) {
+            $body = "No ports found as connected. Please connect ports before generating a network map";
+            break;
+        }
         # create a lookup table for colors on the fly. This helps make sure that
         # the random colors we select (for colors we can't match) stay consistent
         $myCableColorList = array();
@@ -581,6 +586,7 @@
             exit;
         }
     }
+} while(false);
 ?>
 <!doctype html>
 <html>
diff --git a/report_sensors.php b/report_sensors.php
index 002cf70ed..0d72e9e13 100644
--- a/report_sensors.php
+++ b/report_sensors.php
@@ -105,13 +105,21 @@ function redraw(){
 <?php
 print ("$tableheader");
 foreach( $devList as $d ) {
+	$Temperature = "n/a";
+	$Humidity = "n/a";
+	$LastRead = "n/a";
+	if isset($sensorReadings[$d->DeviceID]) {
+		$Temperature = $sensorReadings[$d->DeviceID]->Temperature;
+		$Humidity = $sensorReadings[$d->DeviceID]->Humidity;
+		$LastRead = $sensorReadings[$d->DeviceID]->LastRead;
+	}
 	print ("\t\t<tr>
 			<td>{$dcList[$cabList[$d->Cabinet]->DataCenterID]->Name}</td>
 			<td>{$cabList[$d->Cabinet]->Location}</td>
 			<td>{$d->Label}</td>
-			<td>{$sensorReadings[$d->DeviceID]->Temperature}</td>
-			<td>{$sensorReadings[$d->DeviceID]->Humidity}</td>
-			<td>{$sensorReadings[$d->DeviceID]->LastRead}</td>
+			<td>$Temperature</td>
+			<td>$Humidity</td>
+			<td>$LastRead</td>
 		</tr>\n");
 }
 ?>
diff --git a/report_supply_status.php b/report_supply_status.php
index adcb23cb8..6a5b50939 100644
--- a/report_supply_status.php
+++ b/report_supply_status.php
@@ -61,7 +61,7 @@
 <htmlpageheader name="myheader">
 <table width="100%"><tr>
 <td width="50%" style="color:#0000BB;"><span style="font-weight: bold; font-size: 14pt;">'.$config->ParameterArray["OrgName"].'</span></td>
-<td width="50%" style="text-align: right;">'.__("Date").':<span style="font-weight: bold; font-size: 12pt;">'.strftime("%x").'</span></td>
+<td width="50%" style="text-align: right;">'.__("Date").':<span style="font-weight: bold; font-size: 12pt;">'.date("Y-m-d H-i-s").'</span></td>
 </tr></table>
 </htmlpageheader>
 
diff --git a/report_vendor_model.php b/report_vendor_model.php
index e68767e83..d0753b110 100644
--- a/report_vendor_model.php
+++ b/report_vendor_model.php
@@ -204,8 +204,9 @@
             $templateList = $dt->Search();
 
             if ( sizeof($templateList) > 0 ) {
-            	$sheet = $workBook->createSheet(null);
-            	$sheet->setTitle( $mfg->Name );
+                $sheet = $workBook->createSheet(null);
+                // Some of the printable ASCII characters are invalid:  * : / \ ? [ ]
+                $sheet->setTitle( preg_replace("/[*:\\/\\\\?[\\]]+/","_",$mfg->Name) );
 
                 foreach( $columnList as $fieldName=>$columnName ) {
                     $cellAddr = $columnName."1";
@@ -237,13 +238,13 @@
 
                         if ( $d->Cabinet == -1 ) {
                             $sheet->setCellValue( $columnList["Cabinet"].$currRow, "Storage" );
-                            $sheet->setCellValue( $columnList["DataCenter"].$currRow, $dcList[$d->Position]->Name);
+                            $sheet->setCellValue( $columnList["DataCenter"].$currRow, isset($dcList[$d->Position])?$dcList[$d->Position]->Name:"");
                         } else {
                             $thisCab = $cabList[$d->Cabinet];
                             $sheet->setCellValue( $columnList["Cabinet"].$currRow, $thisCab->Location);
-                            $sheet->setCellValue( $columnList["DataCenter"].$currRow, $dcList[$thisCab->DataCenterID]->Name);
+                            $sheet->setCellValue( $columnList["DataCenter"].$currRow, isset($dcList[$thisCab->DataCenterID])?$dcList[$thisCab->DataCenterID]->Name:"");
                         }
-                        $sheet->setCellValue( $columnList["Department"].$currRow, $depList[$d->Owner]->Name );
+                        $sheet->setCellValue( $columnList["Department"].$currRow, isset($depList[$d->Owner])?$depList[$d->Owner]->Name:"" );
 
                         $currRow++;
                     }
diff --git a/rightscheck.php b/rightscheck.php
index 7c53653f1..edffe67d4 100644
--- a/rightscheck.php
+++ b/rightscheck.php
@@ -1,3 +1,4 @@
+<?php if(file_exists("db.inc.php")) require_once("db.inc.php"); ?>
 <!doctype html>
 <html>
 <head>
diff --git a/scripts/ajax_progress.php b/scripts/ajax_progress.php
index 74b45361d..0d8bc475b 100644
--- a/scripts/ajax_progress.php
+++ b/scripts/ajax_progress.php
@@ -3,7 +3,9 @@
         require_once( "../facilities.inc.php" );
 
         class Response {
+                var $SessionID;
                 var $Percentage;
+                var $Status;
         }
 
         $resp = new Response();
diff --git a/scripts/ajax_tooltip.php b/scripts/ajax_tooltip.php
index e49c70c55..9eac29e76 100644
--- a/scripts/ajax_tooltip.php
+++ b/scripts/ajax_tooltip.php
@@ -85,9 +85,9 @@
 			$curOutTemp=$outtemps["Temperature"];
 			$curOutHum=$outtemps["Humidity"];
 			$curRealPower=$wattage["RealPower"];
-			$lastInRead=(!is_null($intemps["LastRead"]))?strftime('%c',strtotime(($intemps["LastRead"]))):0;
-			$lastOutRead=(!is_null($outtemps["LastRead"]))?strftime('%c',strtotime(($outtemps["LastRead"]))):0;
-			$RPlastRead=(!is_null($wattage["RPLastRead"]))?strftime('%c',strtotime(($wattage["RPLastRead"]))):0;
+			$lastInRead=(!is_null($intemps["LastRead"]))?date('Y-m-d H:i:s',strtotime(($intemps["LastRead"]))):0;
+			$lastOutRead=(!is_null($outtemps["LastRead"]))?date('Y-m-d H:i:s',strtotime(($outtemps["LastRead"]))):0;
+			$RPlastRead=(!is_null($wattage["RPLastRead"]))?date('Y-m-d H:i:s',strtotime(($wattage["RPLastRead"]))):0;
 			$rs='red';
 			$ys='yellow';
 			$gs='green';
diff --git a/search_export.php b/search_export.php
index 9ea7466b7..f3d5e4fc4 100644
--- a/search_export.php
+++ b/search_export.php
@@ -3,8 +3,8 @@
 	require_once('facilities.inc.php');
 
 	if ( !( $person->SiteAdmin || $person->ReadAccess ) ) {
-		echo "This report requires global read access.";
 		header("Refresh: 5; url=".redirect());
+		echo "This report requires global read access.";
 		exit;
 	}
 
diff --git a/template_mpdf_reports.inc.php b/template_mpdf_reports.inc.php
index 806eab064..3bcb54098 100644
--- a/template_mpdf_reports.inc.php
+++ b/template_mpdf_reports.inc.php
@@ -76,7 +76,7 @@
 
     $html .= '<td width="50%"><img src="'.$config->ParameterArray['PDFLogoFile'].'">';
     $html .= '<td width="50%" style="text-align: right;"><h4>'.$header.'<br>';
-    $html .= __("Date").': '.strftime("%x").'</h4></td>';
+    $html .= __("Date").': '.date('Y-m-d H:i:s').'</h4></td>';
 
     $html .= <<<EOT
 </tr></table>
diff --git a/vendor/slim/slim/Slim/Collection.php b/vendor/slim/slim/Slim/Collection.php
index 2eaec44a3..224f3a006 100644
--- a/vendor/slim/slim/Slim/Collection.php
+++ b/vendor/slim/slim/Slim/Collection.php
@@ -109,6 +109,7 @@ public function clear()
      *
      * @return bool
      */
+    #[\ReturnTypeWillChange]
     public function offsetExists($key)
     {
         return $this->has($key);
@@ -121,6 +122,7 @@ public function offsetExists($key)
      *
      * @return mixed The key's value, or the default value
      */
+    #[\ReturnTypeWillChange]
     public function offsetGet($key)
     {
         return $this->get($key);
@@ -132,6 +134,7 @@ public function offsetGet($key)
      * @param string $key   The data key
      * @param mixed  $value The data value
      */
+    #[\ReturnTypeWillChange]
     public function offsetSet($key, $value)
     {
         $this->set($key, $value);
@@ -142,6 +145,7 @@ public function offsetSet($key, $value)
      *
      * @param string $key The data key
      */
+    #[\ReturnTypeWillChange]
     public function offsetUnset($key)
     {
         $this->remove($key);
@@ -152,6 +156,7 @@ public function offsetUnset($key)
      *
      * @return int
      */
+    #[\ReturnTypeWillChange]
     public function count()
     {
         return count($this->data);
@@ -162,6 +167,7 @@ public function count()
      *
      * @return ArrayIterator
      */
+    #[\ReturnTypeWillChange]
     public function getIterator()
     {
         return new ArrayIterator($this->data);
diff --git a/vendor/slim/slim/Slim/Http/Uri.php b/vendor/slim/slim/Slim/Http/Uri.php
index 5c67ec8cd..eba4fa595 100644
--- a/vendor/slim/slim/Slim/Http/Uri.php
+++ b/vendor/slim/slim/Slim/Http/Uri.php
@@ -218,6 +218,7 @@ public static function createFromEnvironment(Environment $env)
         if ($queryString === '') {
             $queryString = parse_url('http://example.com' . $env->get('REQUEST_URI'), PHP_URL_QUERY);
         }
+        if ($queryString === null) $queryString = '';
 
         // Fragment
         $fragment = '';