ckeditor.js:458  Uncaught TypeError: Cannot read properties of undefined (reading 'getSelection')
    at CKEDITOR.dom.selection.getNative (ckeditor.js:458:125)
    at new CKEDITOR.dom.selection (ckeditor.js:456:179)
    at CKEDITOR.editor.getSelection (ckeditor.js:453:347)
    at e.<anonymous> (plugin.js:270:28)
    at e.l (ckeditor.js:10:246)
    at e.<anonymous> (ckeditor.js:12:91)
    at window.CKEDITOR.window.CKEDITOR.dom.CKEDITOR.editor.CKEDITOR.editor.fire (ckeditor.js:13:285)
    at e.getData (ckeditor.js:275:166)
    at e.k (ckeditor.js:1312:64)
    at e.l (ckeditor.js:10:246)
getNative @ ckeditor.js:458
CKEDITOR.dom.selection @ ckeditor.js:456
CKEDITOR.editor.getSelection @ ckeditor.js:453
(anonymous) @ plugin.js:270
l @ ckeditor.js:10
(anonymous) @ ckeditor.js:12
window.CKEDITOR.window.CKEDITOR.dom.CKEDITOR.editor.CKEDITOR.editor.fire @ ckeditor.js:13
getData @ ckeditor.js:275
k @ ckeditor.js:1312
l @ ckeditor.js:10
(anonymous) @ ckeditor.js:12
window.CKEDITOR.window.CKEDITOR.dom.CKEDITOR.editor.CKEDITOR.editor.fire @ ckeditor.js:13
k @ ckeditor.js:244
(anonymous) @ ckeditor.js:244
(anonymous) @ ckeditor.js:28
setTimeout
setTimeout @ ckeditor.js:28
blur @ ckeditor.js:244
blur @ ckeditor.js:245
l @ ckeditor.js:10
(anonymous) @ ckeditor.js:12
(anonymous) @ ckeditor.js:65