Hi,
have installed ih4 on a fresh install and everything went smooth, i think it has problem with product status icon in admin after install.

after installing my product status icon wont switch product on and off

admin/includes/modules/category_product_listing.php

PHP Code:
if ($products->fields['products_status'] == '1') {
        echo 
'<a href="' zen_href_link(FILENAME_CATEGORIES'action=setflag&flag=0&pID=' $products->fields['products_id'] . '&cPath=' $cPath . (isset($_GET['page']) ? '&page=' $_GET['page'] : '')) . '">' zen_image(DIR_WS_IMAGES 'icon_green_on.gif'IMAGE_ICON_STATUS_ON) . '</a>';
      } else {
        echo 
'<a href="' zen_href_link(FILENAME_CATEGORIES'action=setflag&flag=1&pID=' $products->fields['products_id'] . '&cPath=' $cPath . (isset($_GET['page']) ? '&page=' $_GET['page'] : '')) . '">' zen_image(DIR_WS_IMAGES 'icon_red_on.gif'IMAGE_ICON_STATUS_OFF) . '</a>';
      }
      if (
zen_get_product_is_linked($products->fields['products_id']) == 'true') {
        echo 
'&nbsp;&nbsp;' zen_image(DIR_WS_IMAGES 'icon_yellow_on.gif'IMAGE_ICON_LINKED) . '<br>';
      } 
and replaced with this code from backup file created automatically during install

PHP Code:
if ($products->fields['products_status'] == '1') {
        echo zen_draw_form('setflag_products', FILENAME_CATEGORIES, 'action=setflag&pID=' . $products->fields['products_id'] . '&cPath=' . $cPath . (isset($_GET['page']) ? '&page=' . $_GET['page'] : '') . ((isset($_GET['search']) && !empty($_GET['search'])) ? '&search=' . $_GET['search'] : ''));?>
        <input type="image" src="<?php echo DIR_WS_IMAGES ?>icon_green_on.gif" title="<?php echo IMAGE_ICON_STATUS_ON?>" />
        <input type="hidden" name="flag" value="0" />
        </form>
<?php
      
} else {
        echo 
zen_draw_form('setflag_products'FILENAME_CATEGORIES'action=setflag&pID=' $products->fields['products_id'] . '&cPath=' $cPath . (isset($_GET['page']) ? '&page=' $_GET['page'] : '') . ((isset($_GET['search']) && !empty($_GET['search'])) ? '&search=' $_GET['search'] : ''));?>
        <input type="image" src="<?php echo DIR_WS_IMAGES ?>icon_red_on.gif" title="<?php echo IMAGE_ICON_STATUS_OFF?>"/>
        <input type="hidden" name="flag" value="1" />
        </form>
<?php
      
}
      if (
zen_get_product_is_linked($products->fields['products_id']) == 'true') {
        echo 
'&nbsp;&nbsp;' zen_image(DIR_WS_IMAGES 'icon_yellow_on.gif'IMAGE_ICON_LINKED) . '<br>';
      }
hope this makes sense and maybe my solution could be checked or maybe the problem is to do with my install,

thanks for great add on
bryan