'alt + n' shortcut fires when press short cut key 'ctrl + alt + n'

[ssrasal]

{
key: ["alt + n"],
label: "Actions",
preventDefault: true,
allowIn: [AllowIn.Textarea, AllowIn.Input, AllowIn.Select, AllowIn.ContentEditable],
command: () => {
if (this.addNewHandler != null && this.addNewHandler != undefined) {
let addEvent: AddEvent = {
sender: this.sender,
rowIndex: 0,
dataItem: null,
isNew: false
}

      }
    }

[clementcolne]

Up. Have the same issue with ctrl + i, it get fired with any ctrl + anykeypressed + i. Any solution ?