Apache sometimes crashes, outcome from the Apache error_log strike this error. (22)Invalid argument: couldn’t grab the accept mutex (22)Invalid argument: couldn’t grab the accept mutex (22)Invalid argument: couldn’t grab the accept mutex (22)Invalid argument: couldn’t grab the accept mutex (22)Invalid argument: couldn’t grab the accept mutex (22)Invalid argument: couldn’t grab the accept mutex (22)Invalid argument: […]
Error: Domain domain.com has exceeded the max defers and failures per hour (5/5 (100%)) allowed
One of our client was getting email failure messages from a domain name hosted on our server, The error was like: This error occurs when an account sends email to addresses that fail or defer more than the set limit and Exim restricts them from sending any email out of your server. If the define […]
WHM error: Add new IP address – skipping: “already added”
Sometimes, something odd happens when you go to add an IP address to your server, you’ll see this error: If that happens there are a couple of things to check and correct. Hopefully one of these will work for you. Make sure that the IP address you’re trying to add has been removed from these files: /etc/hosts […]
535 Incorrect Authentication Data
This error is commonly occur due to mailbox permissions in cPanel. If you have a Linux dedicated server or VPS,You can fix this problem in WHM by going to “Email” section. Choose “Email Repair Mailbox permissions” . It will display the following message. Click on “Proceed ” This will fix permission issues in mail box. […]
Internal Server Error User ‘username’ is over quota
One of our client account was over quota and he cannot access cPanel and Webmail,then we have update the package now he can access cPanel but when try to login Webmail it still display error : ———————————- Internal Server Error User ‘useraccount’ is over quota. ———————————- In this post we will show you how to […]
Allow mysql access to Remote Hosts
You can allow remote serves to access MySQL database, remote serves such as external web servers can access your MySQL database by including their domain to the list of serves that are able to access database on your web site. Just follow the steps to allow remote access. Go to the Setup Remote MySQL Server Type […]
How to Change the Sending IP for Outbound Email in cPanel
cPanel has offered the service with which you can determine and change IP in exim for outgoing email. There are easy ways that need to follow for this. By standard exim uses shared ip of the server to deliver outgoing emails. In order to use other IP of the server for outgoing e-mail,First you need […]
Warning: mysql_connect() [function.mysql-connect]: Too many connections
Warning: mysql_connect(): Too many connections in /home/httpd/vhosts/example.com/public-html/connect.php on line 2 Too many connections This error means that all available connections are in use by other clients.It is possible that you have extremely high traffic on your website, however it is more likely that there connections to your database have been remaining open. The variety of […]
550 “REJECTED – Bad HELO exim error
We have a client having his email rejected from some mail server with the following error: SMTP error from remote mail server after MAIL FROM:<user@userdomain.org.br> SIZE=1655: host mydomain.com [xxx.xxx.xxx.xxx]: 550 “REJECTED – Bad HELO – Host impersonatin [main.mydomain.com.br]” This error may cause for some websites those MX record pointed to different server/domain. In this situation […]
su: cannot set user id: Resource temporarily unavailable
When you try to switch user and get the following error: # su – Password: su: cannot set user id: Resource temporarily unavailable We can resolve the issue by editing the following values in /etc/security/limits.conf # vi /etc/security/limits.conf Now change the values in the file as below: ————- * soft nproc 2047 * hard nproc 16384 […]