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I have created a custom module using UI component form and i am facing issue while edit form data is not showing.

Below is UI form code with given path.

/app/code/Namespace/Modulename/view/adminhtml/ui_component/managelabels_productlabel_form.xml

<?xml version="1.0" ?>

<form xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:module:Magento_Ui:etc/ui_configuration.xsd">

    <argument name="data" xsi:type="array">

        <item name="js_config" xsi:type="array">

            <item name="provider" xsi:type="string">managelabels_productlabel_form.managelabels_productlabel_form_data_source</item>

<!--            <item name="deps" xsi:type="string">managelabels_productlabel_form.managelabels_productlabel_form_data_source</item>-->

        </item>

        <item name="label" translate="true" xsi:type="string">Label Options</item>

        <item name="config" xsi:type="array">

            <item name="dataScope" xsi:type="string">data</item>

            <item name="namespace" xsi:type="string">managelabels_productlabel_form</item>

        </item>

        <item name="reverseMetadataMerge" xsi:type="boolean">true</item>        

    </argument>

    <settings>

        <buttons>

                <button class="NamespaceModulenameBlockAdminhtmlProductlabelEditBackButton" name="back"/>

                <button class="NamespaceModulenameBlockAdminhtmlProductlabelEditDeleteButton" name="delete"/>

                <button class="NamespaceModulenameBlockAdminhtmlProductlabelEditSaveButton" name="save"/>

                <button class="NamespaceModulenameBlockAdminhtmlProductlabelEditSaveAndContinueButton" name="save_and_continue"/>

        </buttons>        

        <layout>

            <navContainerName>left</navContainerName>

            <type>tabs</type>

        </layout>

        <deps>

            <dep>managelabels_productlabel_form.managelabels_productlabel_form_data_source</dep>

        </deps>

    </settings>

    <dataSource name="managelabels_productlabel_form_data_source">

        <argument name="dataProvider" xsi:type="configurableObject">

            <argument name="class" xsi:type="string">NamespaceModulenameModelProductlabelDataProvider</argument>

            <argument name="name" xsi:type="string">managelabels_productlabel_form_data_source</argument>

            <argument name="primaryFieldName" xsi:type="string">productlabel_id</argument>

            <argument name="requestFieldName" xsi:type="string">id</argument>

            <argument name="data" xsi:type="array">

                <item name="config" xsi:type="array">

                    <item name="submit_url" xsi:type="url" path="managelabels/productlabel/save"/>

                </item>

            </argument>

        </argument>

        <argument name="data" xsi:type="array">

            <item name="js_config" xsi:type="array">

                <item name="component" xsi:type="string">Magento_Ui/js/form/provider</item>

            </item>

        </argument>

    </dataSource>

    <fieldset name="general">

        <settings>

            <label translate="true">General Info</label>

        </settings>

        <field name="productlabel_id">

            <argument name="data" xsi:type="array">

                <item name="config" xsi:type="array">

                    <item name="visible" xsi:type="boolean">false</item>

                    <item name="dataType" xsi:type="string">text</item>

                    <item name="label" xsi:type="string" translate="true">Productlabel ID</item>

                    <item name="formElement" xsi:type="string">input</item>

                    <item name="source" xsi:type="string">data</item>

                    <item name="dataScope" xsi:type="string">productlabel_id</item>

                </item>

            </argument>

        </field>

        <field name="labelname" formElement="input">

            <argument name="data" xsi:type="array">

                <item name="config" xsi:type="array">

                    <item name="source" xsi:type="string">labelname</item>

                </item>

            </argument>

            <settings>

                <validation>

                    <rule name="required-entry" xsi:type="boolean">true</rule>

                </validation>

                <dataType>text</dataType>

                <label translate="true">Label Name</label>

            </settings>

        </field>

        <field name="is_active" sortOrder="10" formElement="checkbox">

            <argument name="data" xsi:type="array">

                <item name="config" xsi:type="array">

                    <item name="source" xsi:type="string">status</item>

                    <item name="default" xsi:type="number">1</item>

                </item>                

            </argument>

            <settings>

                <dataType>boolean</dataType>

                <label translate="true">Status</label>

                <dataScope>status</dataScope>

            </settings>

            <formElements>

                <checkbox>

                    <settings>

                        <valueMap>

                            <map name="false" xsi:type="number">0</map>

                            <map name="true" xsi:type="number">1</map>

                        </valueMap>

                        <prefer>toggle</prefer>

                    </settings>

                </checkbox>

            </formElements>

        </field>

        <field name="priority" formElement="input">

            <argument name="data" xsi:type="array">

                <item name="config" xsi:type="array">

                    <item name="source" xsi:type="string">priority</item>

                    <item name="notice" xsi:type="string" translate="true">Use 0 to show label first, and 99 to show it last</item>

                </item>

            </argument>

            <settings>

                <validation>

                    <rule name="required-entry" xsi:type="boolean">true</rule>

                </validation>

                <dataType>text</dataType>

                <label translate="true">Priority</label>

            </settings>

        </field>

        <field name="start_date">

            <argument name="data" xsi:type="array">

                <item name="config" xsi:type="array">

                    <item name="dataType" xsi:type="string">string</item>

                    <item name="label" xsi:type="string" translate="true">Start Date</item>

                    <item name="formElement" xsi:type="string">date</item>

                    <item name="source" xsi:type="string">page</item>

                    <item name="sortOrder" xsi:type="number">21</item>

                    <item name="dataScope" xsi:type="string">start_date</item>

                    <item name="validation" xsi:type="array">

                        <item name="required-entry" xsi:type="boolean">true</item>

                    </item>

                    <item name="options" xsi:type="array">

                        <item name="dateFormat" xsi:type="string">yyyy-MM-dd</item>

                        <item name="timeFormat" xsi:type="string">HH:mm:ss</item>

                        <item name="showsTime" xsi:type="boolean">true</item>

                    </item>

                </item>

            </argument>

        </field>

        <field name="end_date">

            <argument name="data" xsi:type="array">

                <item name="config" xsi:type="array">

                    <item name="dataType" xsi:type="string">string</item>

                    <item name="label" xsi:type="string" translate="true">Start Date</item>

                    <item name="formElement" xsi:type="string">date</item>

                    <item name="source" xsi:type="string">page</item>

                    <item name="sortOrder" xsi:type="number">21</item>

                    <item name="dataScope" xsi:type="string">end_date</item>

                    <item name="validation" xsi:type="array">

                        <item name="required-entry" xsi:type="boolean">true</item>

                    </item>

                    <item name="options" xsi:type="array">

                        <item name="dateFormat" xsi:type="string">yyyy-MM-dd</item>

                        <item name="timeFormat" xsi:type="string">HH:mm:ss</item>

                        <item name="showsTime" xsi:type="boolean">true</item>

                    </item>

                </item>

            </argument>

        </field>        

    </fieldset>

    <fieldset name="labelconfig">

        <settings>

            <label translate="true">Label Configuration</label>

        </settings>

        <field name="image">

            <argument name="data" xsi:type="array">

                <item name="config" xsi:type="array">

                    <item name="dataType" xsi:type="string">string</item>

                    <item name="source" xsi:type="string">image</item>

                    <item name="label" xsi:type="string" translate="true">Image</item>

                    <item name="visible" xsi:type="boolean">true</item>

                    <item name="formElement" xsi:type="string">fileUploader</item>

                    <item name="elementTmpl" xsi:type="string">ui/form/element/uploader/uploader</item>

                    <item name="previewTmpl" xsi:type="string">Namespace_Modulename/image-preview</item>

                    <item name="validation" xsi:type="array">

                        <item name="required-entry" xsi:type="boolean">true</item>

                    </item>

                    <item name="uploaderConfig" xsi:type="array">

                        <item name="url" xsi:type="url" path="managelabels/productlabel/upload"/>

                    </item>

                </item>

            </argument>

        </field>

        <field name="image_data" sortOrder="20" formElement="hidden">

            <argument name="data" xsi:type="array">

                <item name="config" xsi:type="array">

                    <item name="source" xsi:type="string">image</item>

                </item>

            </argument>

            <settings>

                <dataType>text</dataType>

                <label translate="true">Image Data</label>

                <dataScope>image_data</dataScope>

            </settings>

        </field>

        <field name="label_text" formElement="input">

            <argument name="data" xsi:type="array">

                <item name="config" xsi:type="array">

                    <item name="source" xsi:type="string">label_text</item>

                </item>

            </argument>

            <settings>                

                <dataType>text</dataType>

                <label translate="true">Label Text</label>

            </settings>

        </field>

        <field name="label_text_data" sortOrder="20" formElement="hidden">

            <argument name="data" xsi:type="array">

                <item name="config" xsi:type="array">

                    <item name="source" xsi:type="string">image</item>

                </item>

            </argument>

            <settings>

                <dataType>text</dataType>

                <label translate="true">Label Text Data</label>

                <dataScope>label_text_data</dataScope>

            </settings>

        </field>

    </fieldset>

    <fieldset name="condition">

        <settings>

            <label translate="true">Condition</label>

        </settings>        

        <field name="store_ids">

            <argument name="data" xsi:type="array">

                <item name="options" xsi:type="object">MagentoCmsUiComponentListingColumnCmsOptions</item>

                <item name="config" xsi:type="array">

                    <item name="dataType" xsi:type="string">int</item>

                    <item name="label" xsi:type="string" translate="true">Store View</item>

                    <item name="formElement" xsi:type="string">multiselect</item>

                    <item name="source" xsi:type="string">page</item>

                    <item name="dataScope" xsi:type="string">store_ids</item>

                    <item name="default" xsi:type="string">0</item>

                    <item name="validation" xsi:type="array">

                        <item name="required-entry" xsi:type="boolean">true</item>

                    </item>

                </item>

            </argument>

        </field>

        <field name="customers_group_ids">

            <argument name="data" xsi:type="array">

                <item name="options" xsi:type="object">MagentoCmsUiComponentListingColumnCmsOptions</item>

                <item name="config" xsi:type="array">

                    <item name="label" xsi:type="string" translate="true">Customer Groups</item>

                    <item name="dataType" xsi:type="string">number</item>

                    <item name="formElement" xsi:type="string">multiselect</item>

                    <item name="validation" xsi:type="array">

                        <item name="required-entry" xsi:type="boolean">true</item>

                    </item>

                    <item name="source" xsi:type="string">Namespace_Modulename</item>

                    <item name="dataScope" xsi:type="string">customers_group_ids</item>

                </item>

            </argument>

        </field>

        <container name="conditions_apply_to" sortOrder="10">

            <htmlContent name="html_content">

                <block name="conditions_apply_to" class="NamespaceModulenameBlockAdminhtmlProductlabelEditTabConditions" />

            </htmlContent>

        </container>

    </fieldset>

</form>

Below is UI dataprovider with given path.

/app/code/Namespace/Modulename/Model/Productlabel/DataProvider.php

<?php



namespace NamespaceModulenameModelProductlabel;



use MagentoFrameworkAppRequestDataPersistorInterface;

use MagentoUiDataProviderAbstractDataProvider;

use NamespaceModulenameModelResourceModelProductlabelCollectionFactory;



class DataProvider extends AbstractDataProvider

{

    /**

     * @var ResourceModelDataCollection

     */

    protected $collection;



    /**

     * @var DataPersistorInterface

     */

    protected $dataPersistor;



    /**

     * @var array

     */

    protected $loadedData;



    /**

     * @param string $name

     * @param string $primaryFieldName

     * @param string $requestFieldName

     * @param CollectionFactory $pageCollectionFactory

     * @param DataPersistorInterface $dataPersistor

     * @param array $meta

     * @param array $data

     */

    public function __construct(

        $name,

        $primaryFieldName,

        $requestFieldName,

        CollectionFactory $pageCollectionFactory,

        DataPersistorInterface $dataPersistor,

        array $meta = ,

        array $data = 

    ) {

        $this->collection = $pageCollectionFactory->create();

        $this->dataPersistor = $dataPersistor;

        $this->meta = $this->prepareMeta($this->meta);

        parent::__construct($name, $primaryFieldName, $requestFieldName, $meta, $data);

    }



    /**

     * Prepares Meta

     *

     * @param array $meta

     * @return array

     */

    public function prepareMeta(array $meta)

    {

        return $meta;

    }



    /**

     * Get data

     *

     * @return array

     */

    public function getData()

    {

        if (isset($this->loadedData)) {

            return $this->loadedData;

        }

        $items = $this->collection->getItems();

        $ruleId = '';

        foreach ($items as $page) {

            $this->loadedData[$page->getId()] = $page->getData();

            $ruleId = $page->getId();

        }

        $data = $this->dataPersistor->get('module_messages');

        if (!empty($data)) {

            $page = $this->collection->getNewEmptyItem();

            $page->setData($data);

            $this->loadedData[$page->getId()] = $page->getData();

            $this->dataPersistor->clear('module_messages');

        }



        return $this->loadedData;

    }

}

There is something is missing or wrong in above code but i can't find out what is it.

I try a lots but no luck to solved out problem. can anyone help me?

Any help would be appreciated! Thanks.