diff --git a/dmp-frontend/src/app/ui/admin/dataset-profile/admin/field-editor-model.ts b/dmp-frontend/src/app/ui/admin/dataset-profile/admin/field-editor-model.ts
index 0dd88dd60..4427f843c 100644
--- a/dmp-frontend/src/app/ui/admin/dataset-profile/admin/field-editor-model.ts
+++ b/dmp-frontend/src/app/ui/admin/dataset-profile/admin/field-editor-model.ts
@@ -1,4 +1,4 @@
-import { FormArray, FormControl, FormGroup } from '@angular/forms';
+import { FormArray, FormControl, FormGroup, Validators } from '@angular/forms';
 import { ValidationType } from '../../../../core/common/enum/validation-type';
 import { Field } from '../../../../core/model/admin/dataset-profile/dataset-profile';
 import { BaseFormModel } from '../../../../core/model/base-form-model';
@@ -52,7 +52,7 @@ export class FieldEditorModel extends BaseFormModel {
 
 	buildForm(): FormGroup {
 		const formGroup = this.formBuilder.group({
-			id: [this.id],
+			id:[this.id,[Validators.required,Validators.pattern('^[^<_>]+$')]],
 			// title: [this.title],
 			page: [this.page],
 			ordinal: [this.ordinal]
@@ -62,7 +62,7 @@ export class FieldEditorModel extends BaseFormModel {
 		formGroup.addControl('validations', new FormControl(this.validations));
 		formGroup.addControl('defaultValue', this.defaultValue.buildForm());
 		formGroup.addControl('viewStyle', this.viewStyle.buildForm());
-		formGroup.addControl('visible', this.visible.buildForm());
+		formGroup.addControl('visible', this.visible.buildForm());		
 		//formGroup.addControl("data",this.data? this.data.buildForm():this.formBuilder.group({}));
 		if (this.data) { formGroup.addControl('data', this.data.buildForm()); }
 		else { formGroup.addControl('data', new WordListFieldDataEditorModel().buildForm()); }
diff --git a/dmp-frontend/src/app/ui/admin/dataset-profile/admin/field-set-editor-model.ts b/dmp-frontend/src/app/ui/admin/dataset-profile/admin/field-set-editor-model.ts
index 9e3d31a44..f103114bb 100644
--- a/dmp-frontend/src/app/ui/admin/dataset-profile/admin/field-set-editor-model.ts
+++ b/dmp-frontend/src/app/ui/admin/dataset-profile/admin/field-set-editor-model.ts
@@ -1,5 +1,5 @@
 
-import { FormGroup } from '@angular/forms';
+import { FormGroup, Validators } from '@angular/forms';
 import { FieldSet } from '../../../../core/model/admin/dataset-profile/dataset-profile';
 import { BaseFormModel } from '../../../../core/model/base-form-model';
 import { FieldEditorModel } from './field-editor-model';
@@ -31,14 +31,13 @@ export class FieldSetEditorModel extends BaseFormModel {
 
 	buildForm(): FormGroup {
 		const formGroup = this.formBuilder.group({
-			id: [this.id],
+			id:[this.id,[Validators.required,Validators.pattern('^[^<_>]+$')]],
 			ordinal: [this.ordinal],
 			title: [this.title],
 			description: [this.description],
 			extendedDescription: [this.extendedDescription],
 			hasCommentField: [this.hasCommentField]
 		});
-
 		const fieldsFormArray = new Array<FormGroup>();
 		this.fields.forEach(item => {
 			const form: FormGroup = item.buildForm();
diff --git a/dmp-frontend/src/app/ui/admin/dataset-profile/admin/page-editor-model.ts b/dmp-frontend/src/app/ui/admin/dataset-profile/admin/page-editor-model.ts
index 5b88d48b3..547e64f3c 100644
--- a/dmp-frontend/src/app/ui/admin/dataset-profile/admin/page-editor-model.ts
+++ b/dmp-frontend/src/app/ui/admin/dataset-profile/admin/page-editor-model.ts
@@ -24,7 +24,7 @@ export class PageEditorModel extends BaseFormModel {
 	buildForm(): FormGroup {
 		const formGroup = this.formBuilder.group({
 			title: [this.title, [Validators.required]],
-			id: [this.id, [Validators.required]],
+			id: [this.id, [Validators.required,Validators.pattern('^[^<_>]+$')]],
 			ordinal: [this.ordinal]
 		});
 		return formGroup;
diff --git a/dmp-frontend/src/app/ui/admin/dataset-profile/admin/section-editor-model.ts b/dmp-frontend/src/app/ui/admin/dataset-profile/admin/section-editor-model.ts
index 2f2cb6569..ad14a15db 100644
--- a/dmp-frontend/src/app/ui/admin/dataset-profile/admin/section-editor-model.ts
+++ b/dmp-frontend/src/app/ui/admin/dataset-profile/admin/section-editor-model.ts
@@ -46,7 +46,7 @@ export class SectionEditorModel extends BaseFormModel {
 		formGroup.addControl('fieldSets', this.formBuilder.array(compositeFieldsFormArray));
 		formGroup.addControl('defaultVisibility', new FormControl(this.defaultVisibility));
 		formGroup.addControl('page', new FormControl(this.page, [Validators.required]));
-		formGroup.addControl('id', new FormControl(this.id));
+		formGroup.addControl('id', new FormControl(this.id, [Validators.required,Validators.pattern('^[^<_>]+$')]));
 		formGroup.addControl('title', new FormControl(this.title));
 		formGroup.addControl('description', new FormControl(this.description));
 		formGroup.addControl('ordinal', new FormControl(this.ordinal));
diff --git a/dmp-frontend/src/app/ui/admin/dataset-profile/editor/components/composite-field/dataset-profile-editor-composite-field.component.html b/dmp-frontend/src/app/ui/admin/dataset-profile/editor/components/composite-field/dataset-profile-editor-composite-field.component.html
index 7156cc2c9..121f1b05f 100644
--- a/dmp-frontend/src/app/ui/admin/dataset-profile/editor/components/composite-field/dataset-profile-editor-composite-field.component.html
+++ b/dmp-frontend/src/app/ui/admin/dataset-profile/editor/components/composite-field/dataset-profile-editor-composite-field.component.html
@@ -14,6 +14,7 @@
 	<mat-form-field *ngIf="isComposite" class="col">
 		<input matInput type="string" placeholder="Id" [formControl]="form.get('id')" required>
 		<mat-error *ngIf="form.get('id').hasError('required')">{{'GENERAL.VALIDATION.REQUIRED' | translate}}</mat-error>
+		<mat-error *ngIf="form.get('id').hasError('pattern')">{{'GENERAL.VALIDATION.PATTERN-_' | translate}}</mat-error>
 	</mat-form-field>
 	<mat-form-field *ngIf="isComposite" class="col">
 		<input matInput type="text" placeholder="{{'DATASET-PROFILE-EDITOR.STEPS.FORM.COMPOSITE-FIELD.FIELDS.COMPOSITE-TITLE' | translate}}"
diff --git a/dmp-frontend/src/app/ui/admin/dataset-profile/editor/components/field/dataset-profile-editor-field.component.html b/dmp-frontend/src/app/ui/admin/dataset-profile/editor/components/field/dataset-profile-editor-field.component.html
index f63f48ffa..d653e4913 100644
--- a/dmp-frontend/src/app/ui/admin/dataset-profile/editor/components/field/dataset-profile-editor-field.component.html
+++ b/dmp-frontend/src/app/ui/admin/dataset-profile/editor/components/field/dataset-profile-editor-field.component.html
@@ -3,6 +3,7 @@
 		<input matInput placeholder="{{'DATASET-PROFILE-EDITOR.STEPS.FORM.FIELD.FIELDS.ID' | translate}}" type="text"
 		 [formControl]="this.form.get('id')" required>
 		<mat-error *ngIf="this.form.get('id').hasError('required')">{{'GENERAL.VALIDATION.REQUIRED' | translate}}</mat-error>
+		<mat-error *ngIf="this.form.get('id').hasError('pattern')">{{'GENERAL.VALIDATION.PATTERN-_' | translate}}</mat-error>
 	</mat-form-field>
 
 	<mat-form-field class="col">
diff --git a/dmp-frontend/src/app/ui/admin/dataset-profile/editor/components/section/dataset-profile-editor-section.component.html b/dmp-frontend/src/app/ui/admin/dataset-profile/editor/components/section/dataset-profile-editor-section.component.html
index 7b3c9d852..4660a5b46 100644
--- a/dmp-frontend/src/app/ui/admin/dataset-profile/editor/components/section/dataset-profile-editor-section.component.html
+++ b/dmp-frontend/src/app/ui/admin/dataset-profile/editor/components/section/dataset-profile-editor-section.component.html
@@ -4,7 +4,8 @@
 	<mat-form-field class="col-md-3">
 		<input matInput type="text" placeholder="{{'DATASET-PROFILE-EDITOR.STEPS.FORM.SECTION.FIELDS.ID' | translate}}"
 		 formControlName="id" required>
-		<mat-error *ngIf="form.hasError('required')">{{'GENERAL.VALIDATION.REQUIRED' | translate}}</mat-error>
+		<mat-error *ngIf="form.get('id').hasError('required')">{{'GENERAL.VALIDATION.REQUIRED' | translate}}</mat-error>
+		<mat-error *ngIf="form.get('id').hasError('pattern')">{{'GENERAL.VALIDATION.PATTERN-_' | translate}}</mat-error>
 	</mat-form-field>
 	<mat-form-field class="col-md-3">
 		<input matInput type="text" placeholder="{{'DATASET-PROFILE-EDITOR.STEPS.FORM.SECTION.FIELDS.TITLE' | translate}}"
@@ -15,7 +16,7 @@
 		 required>
 			<mat-option *ngFor="let pageGroup of form.root.get('pages')['controls'];" [value]="pageGroup.get('id').value">{{pageGroup.get('title').value}}</mat-option>
 		</mat-select>
-		<mat-error *ngIf="form.hasError('required')">{{'GENERAL.VALIDATION.REQUIRED' | translate}}</mat-error>
+		<mat-error *ngIf="form.get('page').hasError('required')">{{'GENERAL.VALIDATION.REQUIRED' | translate}}</mat-error>
 	</mat-form-field>
 	<mat-form-field class="col-md-3">
 		<input matInput type="number" placeholder="{{'DATASET-PROFILE-EDITOR.STEPS.FORM.SECTION.FIELDS.ORDER' | translate}}"
diff --git a/dmp-frontend/src/app/ui/dataset/dataset-wizard/dataset-wizard.component.ts b/dmp-frontend/src/app/ui/dataset/dataset-wizard/dataset-wizard.component.ts
index 0fb579b96..d48759d1b 100644
--- a/dmp-frontend/src/app/ui/dataset/dataset-wizard/dataset-wizard.component.ts
+++ b/dmp-frontend/src/app/ui/dataset/dataset-wizard/dataset-wizard.component.ts
@@ -404,7 +404,7 @@ export class DatasetWizardComponent extends BaseComponent implements OnInit, IBr
 				this.datasetWizardService.delete(id)
 					.pipe(takeUntil(this._destroyed))
 					.subscribe(
-					complete => { this.onCallbackSuccess() },
+					complete => { this.onCallbackSuccess(); this.router.navigateByUrl('/datasets/dmp/' + this.formGroup.get('dmp').value.id);},
 					error => this.onCallbackError(error)
 					);
 			}
diff --git a/dmp-frontend/src/app/ui/misc/dataset-description-form/components/form-field/form-field.component.html b/dmp-frontend/src/app/ui/misc/dataset-description-form/components/form-field/form-field.component.html
index e5b860d6f..e7869ac82 100644
--- a/dmp-frontend/src/app/ui/misc/dataset-description-form/components/form-field/form-field.component.html
+++ b/dmp-frontend/src/app/ui/misc/dataset-description-form/components/form-field/form-field.component.html
@@ -23,7 +23,7 @@
 			<mat-form-field *ngIf="form.get('data').value.type === datasetProfileComboBoxTypeEnum.WordList" class="col-md-12">
 				<mat-select [formControl]="form.get('value')" placeholder="{{ form.get('data').value.label | translate }}"
 				 [required]="form.get('validationRequired').value">
-					<mat-option *ngFor="let opt of form.get('data').value.options" [value]="assignDropdownItem(opt)">{{opt.label}}</mat-option>
+					<mat-option *ngFor="let opt of form.get('data').value.options" [value]="opt.value">{{opt.label}}</mat-option>
 				</mat-select>
 				<mat-error *ngIf="form.get('value').hasError('required')">{{'GENERAL.VALIDATION.REQUIRED' | translate}}</mat-error>
 			</mat-form-field>
diff --git a/dmp-frontend/src/app/ui/misc/dataset-description-form/components/form-field/form-field.component.ts b/dmp-frontend/src/app/ui/misc/dataset-description-form/components/form-field/form-field.component.ts
index f15c38054..b81b85840 100644
--- a/dmp-frontend/src/app/ui/misc/dataset-description-form/components/form-field/form-field.component.ts
+++ b/dmp-frontend/src/app/ui/misc/dataset-description-form/components/form-field/form-field.component.ts
@@ -69,8 +69,4 @@ export class FormFieldComponent extends BaseComponent implements OnInit {
 		return this.datasetExternalAutocompleteService.queryAutocomplete(autocompleteRequestItem);
 	}
 
-	assignDropdownItem(item: any) {
-		if (!item) { return null; }
-		return (typeof item === 'string') ? JSON.parse(item) : JSON.stringify(item);
-	}
 }
diff --git a/dmp-frontend/src/app/ui/misc/dataset-description-form/dataset-description-form.model.ts b/dmp-frontend/src/app/ui/misc/dataset-description-form/dataset-description-form.model.ts
index 35b595ea0..823e40d48 100644
--- a/dmp-frontend/src/app/ui/misc/dataset-description-form/dataset-description-form.model.ts
+++ b/dmp-frontend/src/app/ui/misc/dataset-description-form/dataset-description-form.model.ts
@@ -225,7 +225,7 @@ export class DatasetDescriptionFieldEditorModel extends BaseFormModel {
 		this.validations = item.validations;
 		if (item.multiplicity) this.multiplicity = new DatasetDescriptionMultiplicityEditorModel().fromModel(item.multiplicity);
 		if (item.defaultValue) this.defaultValue = new DatasetDescriptionDefaultValueEditorModel().fromModel(item.defaultValue);
-		this.value = this.defaultValue.value && !item.value ? this.defaultValue.value : item.value;
+		this.value = item.value ? item.value : (this.defaultValue.value ?  this.defaultValue.value : undefined);
 		if (this.viewStyle.renderStyle === 'checkBox') { this.value = this.value === 'true'; }
 		if (item.multiplicityItems) { item.multiplicityItems.map(x => this.multiplicityItems.push(new DatasetDescriptionFieldEditorModel().fromModel(x))); }
 		this.data = item.data;
diff --git a/dmp-frontend/src/assets/i18n/en.json b/dmp-frontend/src/assets/i18n/en.json
index dfc93c5d4..08d189e95 100644
--- a/dmp-frontend/src/assets/i18n/en.json
+++ b/dmp-frontend/src/assets/i18n/en.json
@@ -2,7 +2,8 @@
 	"GENERAL": {
 		"VALIDATION": {
 			"REQUIRED": "Required",
-			"PROJECT-START-AFTER-END": "Project start date cannot be after the end date"
+			"PROJECT-START-AFTER-END": "Project start date cannot be after the end date",
+			"PATTERN-_":"Caracter \"_\" is not allowed"
 		},
 		"DELETE-CONFIRMATION": {
 			"TITLE": "Warning",