Immer problem

[Atharva Koli]

@reduxjs_toolkit.js?v=be281d0e:55 Uncaught (in promise) Error: [Immer] Immer only supports setting array indices and the 'length' property
at die (@reduxjs_toolkit.js?v=be281d0e:55:11)
at arrayTraps.set (@reduxjs_toolkit.js?v=be281d0e:479:5)
at getAllAttendence.slice.jsx:30:13
at @reduxjs_toolkit.js?v=be281d0e:1795:20
at Immer2.produce (@reduxjs_toolkit.js?v=be281d0e:547:20)
at @reduxjs_toolkit.js?v=be281d0e:1794:18
at Array.reduce ()
at reducer (@reduxjs_toolkit.js?v=be281d0e:1775:25)
at reducer (@reduxjs_toolkit.js?v=be281d0e:2207:14)
at combination (chunk-RJJ6DPM5.js?v=be281d0e:298:31)
at redux-persist.js?v=be281d0e:419:20
at hu (:3:1043)
at yu (:3:1331)
at :3:4637
at Object.dispatch (chunk-RJJ6DPM5.js?v=be281d0e:147:22)
at Object.s [as dispatch] (:3:5093)
at dispatch (@reduxjs_toolkit.js?v=be281d0e:1624:22)
at auth.jsx:39:10
at @reduxjs_toolkit.js?v=be281d0e:1117:12
at @reduxjs_toolkit.js?v=be281d0e:1398:34

[Michel Weststrate]

Please try again by following the issue template. By the looks of it you are assigning to a non-numeric property of an array, which, as the error indicates, is not supported.