Helo.

I try to export to xlsx or xml in https://examples.sencha.com/extjs/6....#big-data-grid

After opening xlsx i get error. after autorecovery in excel all date values of cell is lost

after opening xml export i get end error to. error in

<ProtectStructure>false</ProtectStructure>
<ProtectWindows>false</ProtectWindows>

if i remove this lines - all good.


What's wrong?