         }
         set {
 
-            guard newValue > 0 else {
-                self.maxHeight = 0
+            guard newValue > 1 else {
+                self.maxHeight = 1
                 return
             }
 

        self.textView.delegate = nil
        self.textView.hidden = true

        for _ in 0..<line {
            newText += "\n|W|"
        }


            return self._minNumberOfLines
        }
        set {
            guard newValue > 1 else {
                self.minHeight = 1
                return
            }

