Fatal error: Uncaught TypeError: in_array(): Argument #2 ($haystack) must be of type array, null given in /data/web/virtuals/279283/virtual/www/geshi.php:1631 Stack trace: #0 /data/web/virtuals/279283/virtual/www/geshi.php(1631): in_array('\n', NULL) #1 /data/web/virtuals/279283/virtual/www/geshi.php(2903): GeSHi->parse_code() #2 /data/web/virtuals/279283/virtual/www/funkce.php7.php(239): geshi_highlight('\n[tex]\n(a+b)^2=...', 'scheme', 'geshi/', true) #3 /data/web/virtuals/279283/virtual/www/funkce.php7.php(128): zvyrazni('\n[tex]\n(a+b)^2=...') #4 [internal function]: {closure}(Array) #5 /data/web/virtuals/279283/virtual/www/funkce.php7.php(129): preg_replace_callback('/\\[scheme\\](.*)...', Object(Closure), '<p>Znak pro moc...') #6 /data/web/virtuals/279283/virtual/www/viewtopic.php(441): compileText('<p>Znak pro moc...', Array, '1224307184') #7 {main} thrown in /data/web/virtuals/279283/virtual/www/geshi.php on line 1631