[5.5.1] actions sheet bug (undefined $el of actions)

1 
const actions = this.$app.actions.create({

            //targetEl: event.target.closest('a'),

            targetX: event.clientX - 100,

            targetY: event.clientY + 110,

            backdrop: false,

            buttons: [

              [{

                text: 'ویرایش کردن',

                icon: '<i class="material-icons outlined">settings</i>',

                onClick: () => this.editBook(id),

              },

              {

                text: 'ساخت کتاب',

                icon: '<i class="material-icons outlined">book</i>',

                onClick: () => this.createBook(index),

              },

              {

                text: 'حذف کردن',

                icon: '<i style="color:red" class="material-icons outlined">delete</i>',

                onClick: () => this.deleteBook(id),

                bold: true,

                color: 'red'

              }]

            ]

          }).open();

throws:
Cannot read property 'trigger' of undefined

2

the error is from new commit of actions: