From d246965cfb20c60b78b9d3b9ec5b0117875e833a Mon Sep 17 00:00:00 2001
From: Davide Negretti <davide.negretti@4science.it>
Date: Tue, 21 Dec 2021 11:17:12 +0100
Subject: [PATCH] [CST-4879] TypeError fixed

---
 .../file/edit/section-upload-file-edit.component.ts       | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/app/submission/sections/upload/file/edit/section-upload-file-edit.component.ts b/src/app/submission/sections/upload/file/edit/section-upload-file-edit.component.ts
index fda86dd629..3a43e718a0 100644
--- a/src/app/submission/sections/upload/file/edit/section-upload-file-edit.component.ts
+++ b/src/app/submission/sections/upload/file/edit/section-upload-file-edit.component.ts
@@ -243,12 +243,12 @@ export class SubmissionSectionUploadFileEditComponent implements OnInit {
       const endDateControl: FormControl = control.parent.get('endDate') as FormControl;
 
       // Clear previous state
-      startDateControl.markAsUntouched();
-      endDateControl.markAsUntouched();
+      startDateControl?.markAsUntouched();
+      endDateControl?.markAsUntouched();
 
-      startDateControl.setValue(null);
+      startDateControl?.setValue(null);
       control.parent.markAsDirty();
-      endDateControl.setValue(null);
+      endDateControl?.setValue(null);
 
       if (showGroups) {
         if (accessCondition.hasStartDate) {