应该到administrator/components/com_categories/admin.categories.html.php, 在298行那里找到：
<input class="text_area" type="text" name="title" id="title" value="<?php echo $row->title; ?>" size="50" maxlength="100" title="<?php echo JText::_( 'A long name to be displayed in headings' ); ?>" />
EasyCalcCheck Plus - Warning: The form was not found, because the template uses overrides. Please adjust the search string for the form in the file easycalccheckplus.php or delete the overrides in templates/yourtemplate/html!
