## Subject of the issue Trying to resize a widget causes a JS error: > cannot call methods on resizable prior to initialization; attempted to call method 'option' ## Your environment * release version 4.0.0 * tested with both Firefox and Chrome browsers ## Steps to reproduce - Open https://gridstackjs.com/ - Try to resize widget with label `1` ## Expected behavior Resizing works without problems. ## Actual behavior The operation is not completed.  