XML-данные модуля не доступны - Общие вопросы по расширениям Joomla

<?xml version="1.0" encoding="utf-8"?>
<extension type="module" version="1.7.0" client="site" method="upgrade">
	<name>mod_ishow</name>
	<author>alexP.I</author>
	<creationDate>19/1/2012</creationDate>
	<copyright>Copyright (C) 2011 alexP.I. All rights reserved.</copyright>
	<license>GNU</license>
	<authorEmail>p.a.ig@i.ua</authorEmail>
	<authorUrl>www.joomla.org</authorUrl>
	<version>1</version>
	<description>MOD_BANNERS_XML_DESCRIPTION</description>
	<files>
        <filename module="mod_ishow">ishow.php</filename>
		<filename module="mod_ishow">ishow.xml</filename>
		<!--<filename module="mod_ishow">icontroller.php</filename>-->
		<filename module="mod_ishow">index.html</filename>
		<folder>admin</folder>
		<folder>cache</folder>
		<folder>styles</folder>
	</files>

	<languages>
		<language tag="ru-RU">language/ru-RU.mod_ishow.ini</language>
	</languages>

	<config>
		<fields name="params">
			<!-- basic -->

			<fieldset name="IMAGE_SHOW_BASIC">
                <field name="automatic_id_module" type="list" class="" default="1" label="ISHOW_MODULE_ID_AUTOMATIC" description="ISHOW_MODULE_ID_AUTOMATIC_DESC">
				        <option value="0">ISHOW_MODULE_ID_AUTOMATIC_DISABLED</option>
				        <option value="1">ISHOW_MODULE_ID_AUTOMATIC_ENABLED</option>
					</field>
				<field name="module_id" type="text" default="ishow1" label="ISHOW_MODULE_ID" description="ISHOW_MODULE_ID_DESC" />

			</fieldset>
			<!-- tab manager -->
			<fieldset name="IMAGE_SHOW_MANAGER">
				<field type="slidemanager" name="image_show_data" />
			</fieldset>
		</fields>
	</config>
</extension>

$plugin =& JPluginHelper::getPlugin('content', 'my_name');

<filename module="mod_ishow">ishow.php</filename>

<filename plugin="mod_ishow">ishow.php</filename>