NeoLoad 6.9.0, hosted locally
When running a Check user path on a User Path I get this back for .png files
HTTP/1.1 406 Not Acceptable
It came in fine at record time
HTTP/1.1 200 OK
*The request:*
GET http://{removed the url)/jq/themes/base/images/ui-bg_highlight-soft_75_cccccc_1x100.png HTTP/1.1
*The response:*
HTTP/1.1 406 Not Acceptable
Content-Type: text/html
Server: Microsoft-IIS/10.0
X-Powered-By: ASP.NET
Date: Wed, 17 Jul 2019 12:55:34 GMT
Content-Length: 1346
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"/>
<title>406 - Client browser does not accept the MIME type of the requested page.</title>
<style type="text/css">
{blah blah blah}
<div id="header"><h1>Server Error</h1></div>
<div id="content">
<div class="content-container"><fieldset>
<h2>406 - Client browser does not accept the MIME type of the requested page.</h2>
<h3>The page you are looking for cannot be opened by your browser because it has a file name extension that your browser does not accept.</h3>
</fieldset></div>
Nervermind.... found the issue.
It was a framework gone wild.
I was taking values in the header and replacing / with the new value!
Accept
image/webp,image/apng,image/*,*/*;q=0.8
became
Accept
image${atag}webp,image${atag}apng,image${atag}*,*${atag}*;q=0.8