Im trying to make custom editor template for inline edit mode i a .net core grid with tag helper
<kendo-grid name="grdKontaktpersoner" on-change="KontaktChange" deferred="true">
                    <datasource server-operation="false" type="DataSourceTagHelperType.Ajax" on-error="error_handler">
                        <transport>
                            <create url="/Omvisning/OpretKontakt" data="hentBestillerID" />
                            <read url="/Omvisning/HentKontakt" data="hentBestillerID" />
                            <update url="/Omvisning/OpdaterKontakt" />
                            <destroy url="/Omvisning/OpdaterKontakt" />
                        </transport>
                        <schema>
                            <model id="ID">
                                <fields>
                                    <field name="Navn" type="string" />
                                    <field name="E_Mail" type="string" />
                                    <field name="Tlfnr" type="string" />
                                    <field name="RefNr" type="string" />
                                </fields>
                            </model>
                        </schema>
                    </datasource>
                    <toolbar>
                        <toolbar-button name="create" text="Opret Kontaktperson" />
                    </toolbar>
                    <editable enabled="true" mode="inline" />
                    <scrollable enabled="false" />
                    <columns>
                        <column field="ID" hidden="true" />
                        <column field="Navn" title="Navn" editable="NavnEditor" />
                        <column field="E_Mail" title="Email"  width="200" />
                        <column field="Tlfnr" title="Telefonnr."   width="100"/>
                        <column field="RefNr" title="Ref. nr."  width="100" />
                        <column>
                            <commands>
                                <column-command name="edit" text="Ret"></column-command>
                                <column-command name="destroy" text="Slet"></column-command>
                            </commands>
                        </column>
                    </columns>
                </kendo-grid>
        function NavnEditor(container, options) {
            var grid = $('#grdKontaktpersoner').data('kendoGrid');
            $('<input required name="' + options.field + '"/>')
                .appendTo(container);
        }
the problem is that the options field in the template is undefined
I have look at your documentation here:
https://docs.telerik.com/aspnet-core/tag-helpers/data-management/grid/overview#column-templates
what is im missing
