multifieldpanel slightly exception

Hi Team ,

I am using multifieldpanel dialog

<?xml version="1.0" encoding="UTF-8"?>

<jcr:root xmlns:cq="http://www.day.com/jcr/cq/1.0" xmlns:jcr="http://www.jcp.org/jcr/1.0"

    jcr:primaryType="cq:Dialog"

    title="dialog"

    xtype="dialog">

    <items

        jcr:primaryType="cq:Widget"

        xtype="tabpanel">

        <items jcr:primaryType="cq:WidgetCollection">

            <links

                jcr:primaryType="cq:Widget"

                fieldLabel="Find your rep"

                name="./parent"

                xtype="multifield">

                <fieldConfig

                    jcr:primaryType="cq:Widget"

                    xtype="multifieldpanel">

                    <items jcr:primaryType="cq:WidgetCollection">

                        <country

                            jcr:primaryType="cq:Widget"

                            fieldLabel="Country"

                            key="id"

                            options=""

                            type="select"

                            width="250"

                            xtype="selection"/>

                        <officeAddress

                            jcr:primaryType="cq:Widget"

                            fieldLabel="Office Address"

                            key="officeAddress"

                            xtype="richtext"/>

                    </items>

                </fieldConfig>

            </links>

        </items>

    </items>

</jcr:root>

I am getting the below error when i try to fetch the values in slightly.

acs-aem-commons/MultiFieldPanelWCMUse.java at master · Adobe-Consulting-Services/acs-aem-commons · GitHub

Caused by: io.sightly.java.api.SightlyUseException: No use provider could resolve identifier: com.adobe.acs.commons.widgets.MultiFieldPanelWCMUse

at io.sightly.java.engine.extension.use.UseExtension$1.call(UseExtension.java:87)

at io.sightly.java.runtime.common.SightlyRuntimeImpl.call(SightlyRuntimeImpl.java:51)

Version : AEM 6.0

Regards,

Sathya