Steps to Reproduce

1. click the button to add a tabpanel

Current Result

Uncaught TypeError: Cannot read property 'checked' of undefined
at init.bind_ (zk.wpd:46907)
at init.$supers (zk.wpd:13032)
at init.bind_ (zk.wpd:48022)
at init.bindChildren_ (zk.wpd:24955)
at init.bind_ (zk.wpd:24915)
at init.$supers (zk.wpd:13032)
at init.bind_ (zk.wpd:41881)
at init.bindChildren_ (zk.wpd:24955)
at init.bind_ (zk.wpd:24915)
at init.$supers (zk.wpd:13032)

Expected Result

no js error

Debug Information

• only happens in accordion mold

Workaround