Uncaught TypeError: Cannot read property 'style' of undefined
    at zk.wpd:59370
(anonymous) @ zk.wpd:59370
setTimeout (async)
visible @ zk.wpd:59360
(anonymous) @ zk.wpd:11275
_set2 @ zk.wpd:12250
setter.func @ zk.wpd:20814
zk.Widget.zk.$extends.set @ zk.wpd:20842
create @ zk.wpd:26292
create @ zk.wpd:26304
create @ zk.wpd:26304
create @ zk.wpd:26304
mtBL @ zk.wpd:26111
zkx @ zk.wpd:26379
zkmx @ zk.wpd:26407
(anonymous) @ listbox.zul:16

zk.wpd:49802 Uncaught TypeError: Cannot read property 'colSpan' of undefined
    at init._findFrozenCols (zk.wpd:49802)
    at init._syncColumnBorders (zk.wpd:49781)
    at init.bind_ (zk.wpd:49445)
    at init.bindChildren_ (zk.wpd:22654)
    at init.bind_ (zk.wpd:22617)
    at init.$supers (zk.wpd:12954)
    at init.bind_ (zk.wpd:57956)
    at init.$supers (zk.wpd:12954)
    at init.bind_ (zk.wpd:62674)
    at init.$supers (zk.wpd:12954)
_findFrozenCols @ zk.wpd:49802
_syncColumnBorders @ zk.wpd:49781
bind_ @ zk.wpd:49445
bindChildren_ @ zk.wpd:22654
bind_ @ zk.wpd:22617
$supers @ zk.wpd:12954
bind_ @ zk.wpd:57956
$supers @ zk.wpd:12954
bind_ @ zk.wpd:62674
$supers @ zk.wpd:12954
bind_ @ zk.wpd:63979
bindChildren_ @ zk.wpd:22654
bind_ @ zk.wpd:22617
$supers @ zk.wpd:12954
bind_ @ zk.wpd:37891
$supers @ zk.wpd:12954
bind_ @ zk.wpd:50975
bindChildren_ @ zk.wpd:22654
bind_ @ zk.wpd:22617
bind @ zk.wpd:22535
replaceChildHTML_ @ zk.wpd:22266
replaceHTML @ zk.wpd:22101
mtBL0 @ zk.wpd:26151
mtBL @ zk.wpd:26122
zkx @ zk.wpd:26379
zkmx @ zk.wpd:26407
(anonymous) @ listbox.zul:16
setTimeout (async)
zkx @ zk.wpd:26385
zkmx @ zk.wpd:26407
(anonymous) @ listbox.zul:16