diff --git a/api/js/etemplate/Et2Tree/Et2TreeDropdown.ts b/api/js/etemplate/Et2Tree/Et2TreeDropdown.ts
index 95216cd543..7f444bea31 100644
--- a/api/js/etemplate/Et2Tree/Et2TreeDropdown.ts
+++ b/api/js/etemplate/Et2Tree/Et2TreeDropdown.ts
@@ -149,6 +149,8 @@ export class Et2TreeDropdown extends SearchMixin<Constructor<any> & Et2InputWidg
 	@property()
 	set value(new_value : string | string[])
 	{
+		if(!new_value)new_value="";
+		if(typeof new_value === 'number'){new_value += ""}
 		if(typeof new_value === "string")
 		{
 			new_value = new_value.split(",")
diff --git a/api/js/etemplate/Et2Tree/Et2TreeDropdownCategory.ts b/api/js/etemplate/Et2Tree/Et2TreeDropdownCategory.ts
index 16132fdffe..ad9f35dc45 100644
--- a/api/js/etemplate/Et2Tree/Et2TreeDropdownCategory.ts
+++ b/api/js/etemplate/Et2Tree/Et2TreeDropdownCategory.ts
@@ -41,6 +41,8 @@ export class Et2TreeDropdownCategory extends Et2TreeDropdown
 	 */
 	@property({type: Boolean}) globalCategories = true;
 
+
+
 	private keep_import : Et2CategoryTag
 
 	connectedCallback()