Unexpected '

Hello,

I’m getting the following error which I can’t explain

Parse error: syntax error, unexpected ‘<‘ in /wp-content/plugins/allow-php-in-posts-and-pages/allowphp.php(373) : eval()’d code on line 1

Is this a known problem?

https://www.ads-software.com/extend/plugins/allow-php-in-posts-and-pages/