JScript Error in latest WP version

We recently updated a site to WP 6.2, and it seems that a previous JScript error has crept back in. We’re getting the same error as in this thread, with the addition of not being able to read left either. Both error outputs are below.

sortable.min.js?ver=1.13.2:9 Uncaught TypeError: Cannot read properties of undefined (reading 'vertical')
    at x.<computed>.<computed>._intersectsWithPointer (sortable.min.js?ver=1.13.2:9:9828)
    at r.<computed> (core.min.js?ver=1.13.2:116:967)
    at r.<computed> [as _intersectsWithPointer] (core.min.js?ver=1.13.2:116:967)
    at x.<computed>.<computed>._mouseDrag (jquery.mjs.nestedSortable.js?ver=2.0.0:271:25)
    at r.<computed> [as _mouseDrag] (core.min.js?ver=1.13.2:116:967)
    at x.<computed>.<computed>._mouseMove (mouse.min.js?ver=1.13.2:9:2220)
    at r.<computed> (core.min.js?ver=1.13.2:116:967)
    at r.<computed> [as _mouseMove] (core.min.js?ver=1.13.2:116:967)
    at i._mouseCapture._mouseDistanceMet._mouseDelayMet._mouseMoveDelegate (mouse.min.js?ver=1.13.2:9:1582)
    at HTMLDocument.dispatch (jquery.min.js?ver=3.6.3:2:43184)

sortable.min.js?ver=1.13.2:9 Uncaught TypeError: Cannot read properties of undefined (reading 'left')
    at x.<computed>.<computed>._refreshItemPositions (sortable.min.js?ver=1.13.2:9:12803)
    at r.<computed> (core.min.js?ver=1.13.2:116:967)
    at r.<computed> [as _refreshItemPositions] (core.min.js?ver=1.13.2:116:967)
    at x.<computed>.<computed>.refreshPositions (sortable.min.js?ver=1.13.2:9:13043)
    at r.<computed> (core.min.js?ver=1.13.2:116:967)
    at r.<computed> [as refreshPositions] (core.min.js?ver=1.13.2:116:967)
    at x.<computed>.<computed>._mouseStart (sortable.min.js?ver=1.13.2:9:2126)
    at r.<computed> (core.min.js?ver=1.13.2:116:967)
    at r.<computed> [as _mouseStart] (core.min.js?ver=1.13.2:116:967)
    at x.<computed>.<computed>._mouseMove (mouse.min.js?ver=1.13.2:9:2336)