Use ManyToOne instead of OneToOne for master_picture_attachment like before

src/Entity/Attachments/AttachmentType.php

@@ -63,7 +63,7 @@ class AttachmentType extends AbstractStructuralDBElement
     #[ORM\OrderBy(['name' => 'ASC'])]
     protected Collection $attachments;
 
-    #[ORM\OneToOne(targetEntity: AttachmentTypeAttachment::class)]
+    #[ORM\ManyToOne(targetEntity: AttachmentTypeAttachment::class)]
     #[ORM\JoinColumn(name: 'id_preview_attachment', onDelete: 'SET NULL')]
     protected ?Attachment $master_picture_attachment = null;
 

src/Entity/LabelSystem/LabelProfile.php

@@ -70,7 +70,7 @@ class LabelProfile extends AttachmentContainingDBElement
     #[ORM\OrderBy(['name' => 'ASC'])]
     protected Collection $attachments;
 
-    #[ORM\OneToOne(targetEntity: AttachmentTypeAttachment::class)]
+    #[ORM\ManyToOne(targetEntity: AttachmentTypeAttachment::class)]
     #[ORM\JoinColumn(name: 'id_preview_attachment', onDelete: 'SET NULL')]
     protected ?Attachment $master_picture_attachment = null;
 

src/Entity/Parts/Category.php

@@ -120,7 +120,7 @@ class Category extends AbstractPartsContainingDBElement
     #[ORM\OrderBy(['name' => 'ASC'])]
     protected Collection $attachments;
 
-    #[ORM\OneToOne(targetEntity: CategoryAttachment::class)]
+    #[ORM\ManyToOne(targetEntity: CategoryAttachment::class)]
     #[ORM\JoinColumn(name: 'id_preview_attachment', onDelete: 'SET NULL')]
     protected ?Attachment $master_picture_attachment = null;
 

src/Entity/Parts/Footprint.php

@@ -61,7 +61,7 @@ class Footprint extends AbstractPartsContainingDBElement
     #[ORM\OrderBy(['name' => 'ASC'])]
     protected Collection $attachments;
 
-    #[ORM\OneToOne(targetEntity: FootprintAttachment::class)]
+    #[ORM\ManyToOne(targetEntity: FootprintAttachment::class)]
     #[ORM\JoinColumn(name: 'id_preview_attachment', onDelete: 'SET NULL')]
     protected ?Attachment $master_picture_attachment = null;
 

src/Entity/Parts/Manufacturer.php

@@ -61,7 +61,7 @@ class Manufacturer extends AbstractCompany
     #[ORM\OrderBy(['name' => 'ASC'])]
     protected Collection $attachments;
 
-    #[ORM\OneToOne(targetEntity: ManufacturerAttachment::class)]
+    #[ORM\ManyToOne(targetEntity: ManufacturerAttachment::class)]
     #[ORM\JoinColumn(name: 'id_preview_attachment', onDelete: 'SET NULL')]
     protected ?Attachment $master_picture_attachment = null;
 

src/Entity/Parts/MeasurementUnit.php

@@ -92,7 +92,7 @@ class MeasurementUnit extends AbstractPartsContainingDBElement
     #[ORM\OrderBy(['name' => 'ASC'])]
     protected Collection $attachments;
 
-    #[ORM\OneToOne(targetEntity: MeasurementUnitAttachment::class)]
+    #[ORM\ManyToOne(targetEntity: MeasurementUnitAttachment::class)]
     #[ORM\JoinColumn(name: 'id_preview_attachment', onDelete: 'SET NULL')]
     protected ?Attachment $master_picture_attachment = null;
 

src/Entity/Parts/Storelocation.php

@@ -110,7 +110,7 @@ class Storelocation extends AbstractPartsContainingDBElement
     #[ORM\OneToMany(targetEntity: StorelocationAttachment::class, mappedBy: 'element', cascade: ['persist', 'remove'], orphanRemoval: true)]
     protected Collection $attachments;
 
-    #[ORM\OneToOne(targetEntity: StorelocationAttachment::class)]
+    #[ORM\ManyToOne(targetEntity: StorelocationAttachment::class)]
     #[ORM\JoinColumn(name: 'id_preview_attachment', onDelete: 'SET NULL')]
     protected ?Attachment $master_picture_attachment = null;
 

src/Entity/Parts/Supplier.php

@@ -93,7 +93,7 @@ class Supplier extends AbstractCompany
     #[ORM\OrderBy(['name' => 'ASC'])]
     protected Collection $attachments;
 
-    #[ORM\OneToOne(targetEntity: SupplierAttachment::class)]
+    #[ORM\ManyToOne(targetEntity: SupplierAttachment::class)]
     #[ORM\JoinColumn(name: 'id_preview_attachment', onDelete: 'SET NULL')]
     protected ?Attachment $master_picture_attachment = null;
 

src/Entity/PriceInformations/Currency.php

@@ -86,7 +86,7 @@ class Currency extends AbstractStructuralDBElement
     #[ORM\OrderBy(['name' => 'ASC'])]
     protected Collection $attachments;
 
-    #[ORM\OneToOne(targetEntity: CurrencyAttachment::class)]
+    #[ORM\ManyToOne(targetEntity: CurrencyAttachment::class)]
     #[ORM\JoinColumn(name: 'id_preview_attachment', onDelete: 'SET NULL')]
     protected ?Attachment $master_picture_attachment = null;
 

src/Entity/ProjectSystem/Project.php

@@ -95,7 +95,7 @@ class Project extends AbstractStructuralDBElement
     #[ORM\OrderBy(['name' => 'ASC'])]
     protected Collection $attachments;
 
-    #[ORM\OneToOne(targetEntity: ProjectAttachment::class)]
+    #[ORM\ManyToOne(targetEntity: ProjectAttachment::class)]
     #[ORM\JoinColumn(name: 'id_preview_attachment', onDelete: 'SET NULL')]
     protected ?Attachment $master_picture_attachment = null;
 

src/Entity/UserSystem/Group.php

@@ -78,7 +78,7 @@ class Group extends AbstractStructuralDBElement implements HasPermissionsInterfa
     #[ORM\OrderBy(['name' => 'ASC'])]
     protected Collection $attachments;
 
-    #[ORM\OneToOne(targetEntity: GroupAttachment::class)]
+    #[ORM\ManyToOne(targetEntity: GroupAttachment::class)]
     #[ORM\JoinColumn(name: 'id_preview_attachment', onDelete: 'SET NULL')]
     protected ?Attachment $master_picture_attachment = null;
 

src/Entity/UserSystem/User.php

@@ -228,7 +228,7 @@ class User extends AttachmentContainingDBElement implements UserInterface, HasPe
     #[ORM\OrderBy(['name' => 'ASC'])]
     protected Collection $attachments;
 
-    #[ORM\OneToOne(targetEntity: UserAttachment::class)]
+    #[ORM\ManyToOne(targetEntity: UserAttachment::class)]
     #[ORM\JoinColumn(name: 'id_preview_attachment', onDelete: 'SET NULL')]
     protected ?Attachment $master_picture_attachment = null;