diff --git a/dmp-backend/core/src/main/java/eu/eudat/model/persist/descriptionproperties/FieldPersist.java b/dmp-backend/core/src/main/java/eu/eudat/model/persist/descriptionproperties/FieldPersist.java
index 00e911d48..0752dc4d2 100644
--- a/dmp-backend/core/src/main/java/eu/eudat/model/persist/descriptionproperties/FieldPersist.java
+++ b/dmp-backend/core/src/main/java/eu/eudat/model/persist/descriptionproperties/FieldPersist.java
@@ -125,12 +125,16 @@ public class FieldPersist {
                             .must(() -> !this.isNull(item.getExternalIdentifier()))
                             .failOn(FieldPersist._externalIdentifier).failWith(messageSource.getMessage("Validation_Required", new Object[]{FieldPersist._externalIdentifier}, LocaleContextHolder.getLocale())),
                     this.spec()
-                            .iff(()-> FieldType.isTextListType(fieldType) && DescriptionStatus.Finalized.equals(this.status) && required)
-                            .must(() -> !this.isNull(item.getTextListValue()))
+                            .iff(()-> FieldType.isTextListType(fieldType) && DescriptionStatus.Finalized.equals(this.status) && required && !fieldType.equals(FieldType.TAGS))
+                            .must(() -> !this.isListNullOrEmpty(item.getTextListValue()) || !this.isEmpty(item.getTextValue()))
+                            .failOn(FieldPersist._textListValue).failWith(messageSource.getMessage("Validation_Required", new Object[]{FieldPersist._textListValue}, LocaleContextHolder.getLocale())),
+                    this.spec()
+                            .iff(()-> fieldType.equals(FieldType.TAGS) && DescriptionStatus.Finalized.equals(this.status) && required)
+                            .must(() -> !this.isListNullOrEmpty(item.getTextListValue()))
                             .failOn(FieldPersist._textListValue).failWith(messageSource.getMessage("Validation_Required", new Object[]{FieldPersist._textListValue}, LocaleContextHolder.getLocale())),
                     this.spec()
                             .iff(()->  FieldType.isReferenceType(fieldType) && DescriptionStatus.Finalized.equals(this.status) && required)
-                            .must(() -> !this.isNull(item.getTextListValue()))
+                            .must(() -> !this.isListNullOrEmpty(item.getTextListValue()))
                             .failOn(FieldPersist._textListValue).failWith(messageSource.getMessage("Validation_Required", new Object[]{FieldPersist._textListValue}, LocaleContextHolder.getLocale())),
                     this.spec()
                             .iff(()-> !this.isEmpty(item.getTextValue()) && fieldType.equals(FieldType.CHECK_BOX) || fieldType.equals(FieldType.BOOLEAN_DECISION) )
diff --git a/dmp-frontend/src/app/ui/description/editor/description-form/components/form-field/form-field.component.ts b/dmp-frontend/src/app/ui/description/editor/description-form/components/form-field/form-field.component.ts
index db8bb346d..8a94decc9 100644
--- a/dmp-frontend/src/app/ui/description/editor/description-form/components/form-field/form-field.component.ts
+++ b/dmp-frontend/src/app/ui/description/editor/description-form/components/form-field/form-field.component.ts
@@ -104,10 +104,12 @@ export class DescriptionFormFieldComponent extends BaseComponent implements OnIn
 			const fields =  [
 				nameof<StorageFile>(x => x.id),
 				nameof<StorageFile>(x => x.name),
+				nameof<StorageFile>(x => x.extension),
 			]
 
 			this.storageFileService.getSingle(id, fields).pipe(takeUntil(this._destroyed)).subscribe(storageFile => {
-				this.fileNameDisplay = storageFile.name;
+				if(storageFile.extension.startsWith('.')) this.fileNameDisplay = storageFile.name + storageFile.extension;
+				else this.fileNameDisplay = storageFile.name + '.' +storageFile.extension;
 				this.applyFieldType();
 			});
 		} else {