Hello,when I try to upload any file larger than 964 kB (987 136 B) I have an error: undefined 500.It doesn't matter if I upload PDF, JPG, TXT, DOC or XLS - always same error.Present configuration:1. In osTicket's admin pannel I have maximum attachment size 32 MB.2. In php.ini:post_max_size = 100Mupload_max_filesize = 100Mmemory_limit = 128Mmax_input_time = 603. In .htaccess:php_value post_max_size 100Mphp_value upload_max_filesize 100Mphp_value memory_limit 128M Any idea how resolve this issue?