diff --git a/classes/CSVXMLValidator.php b/classes/CSVXMLValidator.php
index 484af01..238ecf6 100644
--- a/classes/CSVXMLValidator.php
+++ b/classes/CSVXMLValidator.php
@@ -20,9 +20,9 @@ final class CSVXMLValidator
      */ 
     public function __construct()
     {
-        $error_msgs = [];
-        $inv_errors = [];
-        $depcon_errors = [];
+        $this->error_msgs = [];
+        $this->inv_errors = [];
+        $this->depcon_errors = [];
     }
 
     public function addError(String $error)
diff --git a/public/index3.php b/public/index3.php
index 6d19257..6c05132 100644
--- a/public/index3.php
+++ b/public/index3.php
@@ -44,11 +44,11 @@ foreach ($availableFields as $categoryName => $fieldCategory) {
     }
 
     foreach ($fieldCategory as $key => $value) {
-        if (!empty($value["dependsOn"])) {
-            $fieldsWithDependency[$key] = $value['dependsOn'];
+        if (!empty($value->dependsOn)) {
+            $fieldsWithDependency[$key] = $value->dependsOn;
         }
-        if (!empty($value["allowedValues"])) {
-            $fieldsWithAllowedValueSet[$key] = $value['allowedValues'];
+        if (!empty($value->allowedValues)) {
+            $fieldsWithAllowedValueSet[$key] = $value->allowedValues;
         }
     }
 
@@ -68,23 +68,28 @@ echo '</form>';
 //echo '<pre>';print_r($allowed);echo '</pre>';
 echo '1: Only allowed tags (column names) used?';
 $fp = fopen($csv_datei, 'r');
-$y = 1;
-$zeile = fgetcsv($fp, 100000, ';');
-$maxLoopLen = count($zeile);
-for ($x = 0; $x < $maxLoopLen; $x++) {
+$y = 0;
+while ($zeile = fgetcsv($fp, 100000, ';')) {
 
-    $zeile[$x] = str_replace("\xEF\xBB\xBF", "", $zeile[$x]);
-    $inhalt[$y][$x] = $zeile[$x];
-    if (!in_array($inhalt[1][$x], $allowed)) {
-        $validator->addError(
-            '<br><i style="font-style:normal;color:#990000;">ERROR in column ' . $x 
-            . ' created by value: ' . $inhalt[1][$x] . '</i>'
-        );
+    $y++;
+    $maxLoopLen = count($zeile);
+    for ($x = 0; $x < $maxLoopLen; $x++) {
+        $inhalt[$y][$x] = str_replace("'", "\'", $zeile[$x]);
+        if ($y == 1) {
+            // remove byte order mark
+            $inhalt[$y][$x] = str_replace("\xEF\xBB\xBF", "", $inhalt[$y][$x]);
+            if (!in_array($inhalt[$y][$x], $allowed)) {
+                $validator->addError(
+                    '<br><i style="font-style:normal;color:#990000;">ERROR in column ' . $x
+                    . ' created by value: ' . $inhalt[$y][$x] . '</i>'
+                );
+            }
+        }
     }
-    //echo '<br/>';var_dump($inhalt[1][$x]);
 }
 fclose($fp);
-$erstezeile = $zeile;
+
+$erstezeile = $inhalt[1];
 if (count($validator->error_msgs) != 0) {
     echo '<br><b style="color:#990000;">Not allowed tags found !</b>';
 } else {
@@ -93,9 +98,9 @@ if (count($validator->error_msgs) != 0) {
 
 //// Check #2
 echo '<br><br>2: Not allowed multiple use of tags (column names)?';
-$compare = array_unique($zeile);
+$compare = array_unique($erstezeile);
 
-if (count($zeile) != count($compare)) {
+if (count($erstezeile) != count($compare)) {
     $validator->addError(
         '<br><b style="color:#990000;">There are duplicate column names !</b>'
     );
@@ -103,21 +108,6 @@ if (count($zeile) != count($compare)) {
     echo '<br><i style="font-style:normal;color:#009900;">No duplicate column names !</i>';
 }
 
-
-//// Get values into memory for following checks
-//TODO: Merge with loop on line 74
-$fp = fopen($csv_datei, 'r');
-$y = 0;
-while ($zeile = fgetcsv($fp, 100000, ';')) {
-
-    $y++;
-    $maxLoopLen = count($zeile);
-    for ($x = 0; $x < $maxLoopLen; $x++) {
-        $inhalt[$y][$x] = str_replace("'", "\'", $zeile[$x]);
-    }
-}
-fclose($fp);
-
 ///// Check #3
 echo '<br><br>3: Mandatory tags available and always filled in?';
 unset($inv_array);
@@ -202,7 +192,7 @@ foreach ($fieldsWithDependency as $tField => $tDependentFields) {
 if (!empty($depencymessage)) {
     echo '<b style="color:#990000;">Dependent columns were not observed !</b>';
     foreach ($depencymessage as $tDepMsg) {
-        $validator->addError('<br>' . $tDepMsg)
+        $validator->addError('<br>' . $tDepMsg);
     }
 } else {
     echo '<i style="font-style:normal;color:#009900;">Dependent columns were observed !</i>';