diff --git a/Config/reportLang.php b/Config/reportLang.php
index c937b13..0f35e4d 100644
--- a/Config/reportLang.php
+++ b/Config/reportLang.php
@@ -2039,8 +2039,10 @@ return [
 
     'phpOMS\tests\Utils\ArrayUtilsTest'                       => ['description' => 'Array utilities', 'type' => 'framework'],
     'phpOMS\tests\Utils\ArrayUtilsTest:testArrayInputOutput'  => ['description' => 'Array values can be set and returned with a path', 'type' => 'framework'],
+    'phpOMS\tests\Utils\ArrayUtilsTest:testArrayInvalidArrayPath'  => ['description' => 'A invalid array path returns null', 'type' => 'framework'],
     'phpOMS\tests\Utils\ArrayUtilsTest:testArrayInRecursive'  => ['description' => 'Test recursively if a value is in an array', 'type' => 'framework'],
     'phpOMS\tests\Utils\ArrayUtilsTest:testArrayDelete'       => ['description' => 'An array element can be removed by its path', 'type' => 'framework'],
+    'phpOMS\tests\Utils\ArrayUtilsTest:testInvalidArrayDelete' => ['description' => 'Deleting an invalid array path returns the original array', 'type' => 'framework'],
     'phpOMS\tests\Utils\ArrayUtilsTest:testArrayRecursiveSum' => ['description' => 'The recursive sum of all values in an array can be calculated', 'type' => 'framework'],
     'phpOMS\tests\Utils\ArrayUtilsTest:testArrayFlatten'      => ['description' => 'A multi-dimensional array can be flatten to a one-dimensional array', 'type' => 'framework'],
     'phpOMS\tests\Utils\ArrayUtilsTest:testArraySum'          => ['description' => 'The sum of an array can be calculated', 'type' => 'framework'],
@@ -2082,23 +2084,34 @@ return [
     'phpOMS\tests\Utils\StringUtilsTest:testEntropy'            => ['description' => 'The entropy of a string can be calculated', 'type' => 'framework'],
     'phpOMS\tests\Utils\StringUtilsTest:testStarts'             => ['description' => 'A string can be checked if it starts with a defined string', 'type' => 'framework'],
     'phpOMS\tests\Utils\StringUtilsTest:testEnds'               => ['description' => 'A string can be checked if it ends with a defined string', 'type' => 'framework'],
-    'phpOMS\tests\Utils\StringUtilsTest:testStartsMb'           => ['description' => 'A multi-byte string can be checked if it starts with a defined string', 'type' => 'framework'],
-    'phpOMS\tests\Utils\StringUtilsTest:testEndsMb'             => ['description' => 'A multi-byte string can be checked if it ends with a defined string', 'type' => 'framework'],
     'phpOMS\tests\Utils\StringUtilsTest:testTransformUpperCase' => ['description' => 'The first character of a multi-byte string can be turned into upper case', 'type' => 'framework'],
     'phpOMS\tests\Utils\StringUtilsTest:testTransformLowerCase' => ['description' => 'The first character of a multi-byte string can be turned into lower case', 'type' => 'framework'],
     'phpOMS\tests\Utils\StringUtilsTest:testTrim'               => ['description' => 'A multi-byte string can be trimmed', 'type' => 'framework'],
     'phpOMS\tests\Utils\StringUtilsTest:testRTrim'              => ['description' => 'A multi-byte string can be right-trimmed', 'type' => 'framework'],
     'phpOMS\tests\Utils\StringUtilsTest:testLTrim'              => ['description' => 'A multi-byte string can be left-trimmed', 'type' => 'framework'],
     'phpOMS\tests\Utils\StringUtilsTest:testContains'           => ['description' => 'A string can be checked if it contains at least one defined string element', 'type' => 'framework'],
-    'phpOMS\tests\Utils\StringUtilsTest:testContainsMb'         => ['description' => 'A multi-byte string can be checked if it contains at least one defined string element', 'type' => 'framework'],
-    'phpOMS\tests\Utils\StringUtilsTest:testCountMb'            => ['description' => 'The characters of a multi-byte string can be counted', 'type' => 'framework'],
-    'phpOMS\tests\Utils\StringUtilsTest:testCountBeginning'     => ['description' => 'he amount of a defined characters in the beginning of a string can be counted', 'type' => 'framework'],
+    'phpOMS\tests\Utils\StringUtilsTest:testCountBeginning'     => ['description' => 'The amount of a defined characters in the beginning of a string can be counted', 'type' => 'framework'],
     'phpOMS\tests\Utils\StringUtilsTest:testIntHash'            => ['description' => 'A string creates a integer hash', 'type' => 'framework'],
     'phpOMS\tests\Utils\StringUtilsTest:testSameHash'           => ['description' => 'The same string creates the same hash', 'type' => 'framework'],
     'phpOMS\tests\Utils\StringUtilsTest:testDifferentHash'      => ['description' => 'Different strings create different hashes', 'type' => 'framework'],
     'phpOMS\tests\Utils\StringUtilsTest:testStringify'          => ['description' => 'Various data types can be stringified', 'type' => 'framework'],
+    'phpOMS\tests\Utils\StringUtilsTest:testInvalidStringify'   => ['description' => 'Stringify/rendering a unknown data type returns null', 'type' => 'framework'],
     'phpOMS\tests\Utils\StringUtilsTest:testStringDiffHtml'     => ['description' => 'The difference between two strings can be evaluated', 'type' => 'framework'],
 
+    'phpOMS\tests\Utils\MbStringUtilsTest'                        => ['description' => 'Multi-Byte string utilities', 'type' => 'framework'],
+    'phpOMS\tests\Utils\MbStringUtilsTest:testEntropy'            => ['description' => 'The entropy of a string can be calculated', 'type' => 'framework'],
+    'phpOMS\tests\Utils\MbStringUtilsTest:testStartsMb'             => ['description' => 'A multi-byte string can be checked if it starts with a defined string', 'type' => 'framework'],
+    'phpOMS\tests\Utils\MbStringUtilsTest:testEndsMb'               => ['description' => 'A multi-byte string can be checked if it ends with a defined string', 'type' => 'framework'],
+    'phpOMS\tests\Utils\MbStringUtilsTest:testHasMultiBytes'               => ['description' => 'A string can be checked for multi-byte characters', 'type' => 'framework'],
+    'phpOMS\tests\Utils\MbStringUtilsTest:testTransformUpperCase' => ['description' => 'The first character of a multi-byte string can be turned into upper case', 'type' => 'framework'],
+    'phpOMS\tests\Utils\MbStringUtilsTest:testTransformLowerCase' => ['description' => 'The first character of a multi-byte string can be turned into lower case', 'type' => 'framework'],
+    'phpOMS\tests\Utils\MbStringUtilsTest:testTrim'               => ['description' => 'A multi-byte string can be trimmed', 'type' => 'framework'],
+    'phpOMS\tests\Utils\MbStringUtilsTest:testRTrim'              => ['description' => 'A multi-byte string can be right-trimmed', 'type' => 'framework'],
+    'phpOMS\tests\Utils\MbStringUtilsTest:testLTrim'              => ['description' => 'A multi-byte string can be left-trimmed', 'type' => 'framework'],
+    'phpOMS\tests\Utils\MbStringUtilsTest:testContainsMb'           => ['description' => 'A multi-byte string can be checked if it contains at least one defined string element', 'type' => 'framework'],
+    'phpOMS\tests\Utils\MbStringUtilsTest:testCountMb'     => ['description' => 'The characters of a multi-byte string can be counted', 'type' => 'framework'],
+    'phpOMS\tests\Utils\MbStringUtilsTest:testUtf8CharBoundary'     => ['description' => 'The previous boundary of a utf-8 encoded quoted printable is identified correctly', 'type' => 'framework'],
+
     'phpOMS\tests\Utils\TestUtilsTest'                      => ['description' => 'Test utilities', 'type' => 'framework'],
     'phpOMS\tests\Utils\TestUtilsTest:testGet'              => ['description' => 'A member value can be returned', 'type' => 'framework'],
     'phpOMS\tests\Utils\TestUtilsTest:testInvalidGet'       => ['description' => 'Invalid member variable returns null', 'type' => 'framework'],