Uploadify Upload file http500 exception

Uploadify Upload file http500 error
I uploaded the file successfully, but reported an HTTP 500 error

HTML Code

PHP Code

  
   $tempFile = $_files[' Filedata ' [' tmp_name ']; $targetPath = $_server[' document_root '].$_request[' folder ']. '/'; $ext = PathInfo ($_files[' Filedata ' [' name ']); $ext = $ext [' extension '];if ($ext = = ' Doc ' | | $ext = = ' pdf ' | | $ext = = ' txt ') {    $name = MD5 (Uniqid (rand (). Microtime ())). $ext;    $targetFile =  str_replace ('//', '/', $targetPath). $name;} Move_uploaded_file ($tempFile, Iconv (' Utf-8 ', ' GBK ', $targetFile));//This has been performed $path =  str_replace ($_server[' Document_root '], ', $targetFile); $param = Array (         ' name ' = = $name,         ' path ' = = $path        ); $data = Http:: Connect (curl_host, Curl_port)->dopost (en_siteurl. ' Open.php/blog/logatt ', $param, ' json ');

Please help a master to do a favor Ah!


------Solution--------------------
Open the error prompt.
In php.ini
Display_errors=on
Error_reporting=e_all & ~e_notice
------Solution--------------------
PHP program estimates hang up, slowly check the reason.

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