#12850 - 'Unsaved changes' pop-up is not triggered and 'Discard' butt…

…on does not take into account changes in the responsible user fields

sormas-ui/src/main/java/de/symeda/sormas/ui/utils/UserField.java

@@ -65,6 +65,10 @@ protected Component initContent() {
 			super.setValue((UserReferenceDto) userCombo.getValue());
 		});
 
+		addValueChangeListener(c -> {
+			userCombo.setValue(c.getProperty().getValue());
+		});
+
 		return userLayout;
 	}
 
@@ -197,4 +201,5 @@ protected void triggerUserContactPopUpWindow() {
 	public Class<? extends UserReferenceDto> getType() {
 		return UserReferenceDto.class;
 	}
+
 }