taskboard.umd.min.js:12 Uncaught (in promise) TypeError: Cannot read properties of null (reading 'style')
at taskboard.umd.min.js:12:380663
at Array.forEach (<anonymous>)
at taskboard.umd.min.js:12:380641
at new Promise (<anonymous>)
at $v.toggleColumnCollapse (taskboard.umd.min.js:12:380217)
at $v.toggleCollapse (taskboard.umd.min.js:12:379662)
at $v.onSwimlaneHeaderClick (taskboard.umd.min.js:12:382641)
at $v.onSwimlaneHeaderClick (taskboard.umd.min.js:12:391953)
at $v.callback (taskboard.umd.min.js:10:21492)
at $v.trigger (taskboard.umd.min.js:10:44397)
(anonymous) @ taskboard.umd.min.js:12
(anonymous) @ taskboard.umd.min.js:12
toggleColumnCollapse @ taskboard.umd.min.js:12
toggleCollapse @ taskboard.umd.min.js:12
onSwimlaneHeaderClick @ taskboard.umd.min.js:12
onSwimlaneHeaderClick @ taskboard.umd.min.js:12
callback @ taskboard.umd.min.js:10
trigger @ taskboard.umd.min.js:10
triggerDomEvent @ taskboard.umd.min.js:12
p @ taskboard.umd.min.js:10
await in p (async)
onSwimlaneHeaderClick @ taskboard.umd.min.js:12
onSwimlaneHeaderClick @ taskboard.umd.min.js:12
callback @ taskboard.umd.min.js:10
trigger @ taskboard.umd.min.js:10
triggerDomEvent @ taskboard.umd.min.js:12
p
The collapse button shows, but when you click on it you get the above error.