Fixed some inspection issues.

src/Entity/Base/AbstractStructuralDBElement.php

@@ -297,7 +297,7 @@ abstract class AbstractStructuralDBElement extends AttachmentContainingDBElement
     /**
      * Sets the new parent object.
      *
-     * @param self $new_parent The new parent object
+     * @param  AbstractStructuralDBElement|null  $new_parent  The new parent object
      *
      * @return AbstractStructuralDBElement
      */
@@ -316,7 +316,7 @@ abstract class AbstractStructuralDBElement extends AttachmentContainingDBElement
     /**
      *  Set the comment.
      *
-     * @param string $new_comment the new comment
+     * @param  string|null  $new_comment  the new comment
      *
      * @return AbstractStructuralDBElement
      */

src/Entity/LogSystem/AbstractLogEntry.php

@@ -342,7 +342,7 @@ abstract class AbstractLogEntry extends AbstractDBElement
     /**
      * Sets the target element associated with this element.
      *
-     * @param AbstractDBElement $element the element that should be associated with this element
+     * @param  AbstractDBElement|null  $element  the element that should be associated with this element
      *
      * @return $this
      */

src/Entity/Parameters/AbstractParameter.php

@@ -302,7 +302,7 @@ abstract class AbstractParameter extends AbstractNamedDBElement
     /**
      * Sets the typical value of this property.
      *
-     * @param float $value_typical
+     * @param  float|null  $value_typical
      *
      * @return $this
      */

src/Entity/Parts/MeasurementUnit.php

@@ -119,7 +119,7 @@ class MeasurementUnit extends AbstractPartsContainingDBElement
     }
 
     /**
-     * @param string $unit
+     * @param  string|null  $unit
      *
      * @return MeasurementUnit
      */

src/Entity/Parts/PartLot.php

@@ -197,7 +197,7 @@ class PartLot extends AbstractDBElement implements TimeStampableInterface, Named
     /**
      * Sets the expiration date for the part lot. Set to null, if the part lot does not expires.
      *
-     * @param DateTime $expiration_date
+     * @param  DateTime|null  $expiration_date
      *
      * @return PartLot
      */

src/Entity/Parts/PartTraits/BasicPropertyTrait.php

@@ -166,7 +166,7 @@ trait BasicPropertyTrait
     /**
      * Sets the description of this part.
      *
-     * @param string $new_description the new description
+     * @param  string|null  $new_description  the new description
      *
      * @return $this
      */
@@ -195,7 +195,7 @@ trait BasicPropertyTrait
      * Set the category of this Part.
      * The category property is required for every part, so you can not pass null like the other properties (footprints).
      *
-     * @param Category $category The new category of this part
+     * @param  Category|null  $category  The new category of this part
      *
      * @return $this
      */

src/Entity/PriceInformations/Currency.php

@@ -134,7 +134,7 @@ class Currency extends AbstractStructuralDBElement
     }
 
     /**
-     * @param string $iso_code
+     * @param  string|null  $iso_code
      *
      * @return Currency
      */

src/Entity/UserSystem/User.php

@@ -537,7 +537,7 @@ class User extends AttachmentContainingDBElement implements UserInterface, HasPe
     /**
      * Change the first name of the user.
      *
-     * @param string $first_name The new first name
+     * @param  string|null  $first_name  The new first name
      *
      * @return $this
      */
@@ -559,7 +559,7 @@ class User extends AttachmentContainingDBElement implements UserInterface, HasPe
     /**
      * Change the last name of the user.
      *
-     * @param string $last_name The new last name
+     * @param  string|null  $last_name  The new last name
      *
      * @return $this
      */
@@ -583,7 +583,7 @@ class User extends AttachmentContainingDBElement implements UserInterface, HasPe
     /**
      * Change the department of the user.
      *
-     * @param string $department The new department
+     * @param  string|null  $department  The new department
      *
      * @return User
      */
@@ -607,7 +607,7 @@ class User extends AttachmentContainingDBElement implements UserInterface, HasPe
     /**
      * Change the email of the user.
      *
-     * @param string $email The new email adress
+     * @param  string|null  $email  The new email adress
      *
      * @return $this
      */