Fatal error: Uncaught TypeError: flock(): Argument #1 ($stream) must be of type resource, bool given in /home/users/rolnikforum/public_html/rolnik-forum.pl/public/min/lib/Minify/Cache/File.php:101 Stack trace: #0 /home/users/rolnikforum/public_html/rolnik-forum.pl/public/min/lib/Minify/Cache/File.php(101): flock(false, 1) #1 /home/users/rolnikforum/public_html/rolnik-forum.pl/public/min/lib/Minify/Cache/File.php(37): Minify_Cache_File->fetch('minify_g=js_ef2...') #2 /home/users/rolnikforum/public_html/rolnik-forum.pl/public/min/lib/Minify.php(302): Minify_Cache_File->store('minify_g=js_ef2...', 'var Prototype={...') #3 /home/users/rolnikforum/public_html/rolnik-forum.pl/public/min/index.php(66): Minify::serve(Object(Minify_Controller_MinApp), Array) #4 {main} thrown in /home/users/rolnikforum/public_html/rolnik-forum.pl/public/min/lib/Minify/Cache/File.php on line 101