diff --git a/e107_handlers/admin_ui.php b/e107_handlers/admin_ui.php
index 69450fe94..bb343356e 100755
--- a/e107_handlers/admin_ui.php
+++ b/e107_handlers/admin_ui.php
@@ -3093,7 +3093,7 @@ class e_admin_controller_ui extends e_admin_controller
 
 		$tree->setTree($arr,true); // set the newly ordered tree.
 
-		var_dump($arr);
+	//	var_dump($arr);
 
 		return $this->_tree_model;
 	}
@@ -3307,15 +3307,16 @@ class e_admin_controller_ui extends e_admin_controller
 				return $this;
 			}
 		}
-		
+
 		if($selected)
 		{
 			foreach ($selected as $i => $_sel) 
 			{
-				$selected[$i] = preg_replace('/[^\w-:.]/', '', $_sel);
+				$selected[$i] = (int) $_sel; // preg_replace('/[^\w-:.]/', '', $_sel); // php 7.3 doesn't like this.
 			}
 		}
 
+
 		if(substr($batch_trigger, 0, 6) === 'batch_')
 		{
 			list($tmp,$plugin,$command) = explode("_",$batch_trigger,3);
@@ -3471,7 +3472,8 @@ class e_admin_controller_ui extends e_admin_controller
 					$this->handleCommaBatch($selected, $field, array_keys($classes), $trigger[0] === 'ucdelall' ? 'clearAll' : 'addAll');
 				}
 			break;
-			
+
+			// handleListCopyBatch etc.
 			default:
 				$field = $trigger[0];
 				$value = $trigger[1];
diff --git a/e107_handlers/model_class.php b/e107_handlers/model_class.php
index a9a1050ac..809256f6e 100755
--- a/e107_handlers/model_class.php
+++ b/e107_handlers/model_class.php
@@ -3980,6 +3980,14 @@ class e_admin_tree_model extends e_front_tree_model
 	 */
 	public function copy($ids, $session_messages = false)
 	{
+		if(empty($ids[0]))
+		{
+			$this->addMessageError('No IDs provided', $session_messages); //TODO - Lan
+			$this->addMessageDebug(print_a(debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS),true),$session_messages); //TODO - Lan
+			return false;
+		}
+
+
 		$tp = e107::getParser();
 		$ids = array_map(array($tp, 'toDB'), $ids);
 		$idstr = implode(', ', $ids);
@@ -3996,6 +4004,7 @@ class e_admin_tree_model extends e_front_tree_model
 			{
 				$this->addMessageError('SQL Copy Error', $session_messages); //TODO - Lan
 				$this->addMessageDebug('SQL Error #'.$sql->getLastErrorNumber().': '.$sql->getLastErrorText());
+				$this->addMessageDebug('$SQL Query'.print_a($sql->getLastQuery(),true));
 			}
 		}
 		$this->_db_errno = $sql->getLastErrorNumber();