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I changed into:<br />
<br />
$postevent = isset($_GET['postevent']);<wbr /><br />
$targetview = $_GET['targetview'];<br />
$citylink_view = &quot;view=$targetview&amp;posteven<wbr />t=$posteve<wbr />nt&quot;;<br />
<br />
and it works now. It is correct?
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I changed into:

$postevent = isset($_GET['postevent']);
$targetview = $_GET['targetview'];
$citylink_view = "view=$targetview&postevent=$postevent";

and it works now. It is correct?

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Yes<br />
&nbsp;in you previous statement you forgot the single quote around the postevent<br />
<br />
$citylink_view = &quot;view=$targetview&amp;posteven<wbr />t=$_GET['p<wbr />ostevent']<wbr />&quot;;<br />

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Yes
 in you previous statement you forgot the single quote around the postevent

$citylink_view = "view=$targetview&postevent=$_GET['postevent']";


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<div class="content wysiwyg-content">
I get this error when I open the page where you can choose a city to post an ad. Error seems to be in the second line of the code:<br />

<pre><code id="code-37727">$targetview = $_GET['targetview'];
$citylink_view = &quot;view=$targetview&amp;postevent=$_GET[postevent]&quot;;
//$citylink_view = &quot;view=selectcity&amp;targetview=$targetview&quot;; 
if($location_sort) 
{
	$sort1 = &quot;ORDER BY countryname&quot;;
	$sort2 = &quot;ORDER BY cityname&quot;;
}
else
{
	$sort1 = &quot;ORDER BY c.pos&quot;;
	$sort2 = &quot;ORDER BY ct.pos&quot;;
}
</code></pre>
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I get this error when I open the page where you can choose a city to post an ad. Error seems to be in the second line of the code:

Undefined index

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