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$ix = 0;

$user_id = $id_array[$ix];
$ix++;

$firstname = $first[$ix];
$ix++;

foreach ($feeds as $url)
{ ...

$user_id = $id_array[$ix var];

$query="SELECT id, firstname, username, rssfeed FROM members WHERE rssfeed!=''";
$result=mysql_query($query);

$feeds = array();
$id_array = array();
$first = array();

while ($cur_feed = mysql_fetch_assoc($result))
    $feeds[] = $cur_feed['rssfeed'];
    $id_array[] = $cur_feed['id'];
    $first[] = $cur_feed['firstname'];
...
foreach ($feeds as $url)
{
    $user_id = $id_array[$ix];
    $ix++;

    $firstname = $first[$ix];
    $ix++;
...

    for ($x = 0; $x < $feed->get_item_quantity($items_per_feed); $x++)
    {
        $first_items[] = $feed->get_item($x);

        $user_id = $id_array[$ix];
        $ix++;

        $firstname = $first[$ix];
        $ix++;
    }

<?
// Include the SimplePie library 
require_once 'simplepie.inc';
require 'shorten.php';

// Because we're using multiple feeds, let's just set the headers here.
header('Content-type:text/html; charset=utf-8');

// These are the feeds we want to use
$feeds = array(
'http://www.zedshaw.com/feed.atom',
'http://www.usablemarkets.com/?feed=rss2',
'http://feeds.feedburner.com/TheGongShow',
);
 
// This array will hold the items we'll be grabbing.
$first_items = array();
 
// Let's go through the array, feed by feed, and store the items we want.
foreach ($feeds as $url)
{
    // Use the long syntax
    $feed = new SimplePie();
    $feed->set_feed_url($url);
    $feed->init();
 
    // How many items per feed should we try to grab?
    $items_per_feed = 1;
 
    // As long as we're not trying to grab more items than the feed has, go through them one by one and add them to the array.
    for ($x = 0; $x < $feed->get_item_quantity($items_per_feed); $x++)
    {
        $first_items[] = $feed->get_item($x);
    }
 
    // We're done with this feed, so let's release some memory.
    unset($feed);
}
 
// We need to sort the items by date with a user-defined sorting function.  Since usort() won't accept "SimplePie::sort_items", we need to wrap it in a new function.
function sort_items($a, $b)
{
    return SimplePie::sort_items($a, $b);
}
 
// Now we can sort $first_items with our custom sorting function.
usort($first_items, "sort_items");

// Begin the (X)HTML page.
 
?>
    <?php
    $counter=0;
    foreach($first_items as $item):
        $feed = $item->get_feed();

$counter++;
if($counter>=6){
break;
}
?>

<p>
<strong><a href="<? echo $item->get_permalink(); ?>" target="_blank"><? echo $item->get_title(); ?></strong><br />

<?php unset($feed); ?>

<? echo trim(substr((str_replace("\n", ' ', str_replace("\r", ' ', strip_tags($item->get_description())))),0,80)); ?>
... <i>more</i></a><br />
</p>

<?php
endforeach;
?>

...
$rss_feeds = array();
while ($data = mysql_fetch_assoc($result))
{
    $rss_feeds[] = $data['rssfeed'];
}

// These are the feeds we want to use
$feeds = array(
$rss_feeds
);
 
// This array will hold the items we'll be grabbing.
$first_items = array();
 
// Let's go through the array, feed by feed, and store the items we want.
foreach ($feeds as $url)
{
    // Use the long syntax
    $feed = new SimplePie();
    $feed->set_feed_url($url);
    $feed->init();
 
    // How many items per feed should we try to grab?
    $items_per_feed = 10;
...

$rss_feeds = array();
while ($data = mysql_fetch_assoc($result))
{
    $rss_feeds[] = $data['rssfeed'];
}

// Initialize some feeds for use.
$feed = new SimplePie();
$feed->set_feed_url(implode(', ', $rss_feeds));

A feed could not be found at 
http://feeds.feedburner.com/communitywireless/rss, 
http://www.leveragingideas.com/feed/

foreach ($rss_feeds as $value)
{
    echo $value."\n";
}

$i++;
}

function memberfeeds() {

$i=0;
while ($i < $num) {
$rssfeed=mysql_result($result,$i,"rssfeed");
echo "$rssfeed,<br />";
$i++;
}
}

// Initialize some feeds for use.
$feed = new SimplePie();
$feed->set_feed_url(array(
memberfeeds()
));

if ($db->num_rows($result))
{
   $feed_array = array();

   while ($cur_feed = $db->fetch_assoc($result))
   {
       $feed_array[] = $cur_feed['rssfeed'];
   }
}

// Initialize some feeds for use.
$feed = new SimplePie();
$feed->set_feed_url(array(implode(', ', $feed_array)));

if ($db->num_rows($result))
{
   $feed_array = array();

   while ($cur_feed = $db->fetch_assoc($result))
   {
       $feed_array[] = $cur_feed['rssfeed'];
   }
}

// Initialize some feeds for use.
$feed = new SimplePie();
$feed->set_feed_url($feed_array);

file_get_contents could not read the file

'http://blog.com/rss',
'http://blog2.com/rss',
'http://blog3.com/rss',