Common Errors & Troubleshooting

Make sure that you can connect to license.ezeelogin.com server port 80 and 443 from your ezeelogin installed server. Using Telnet (Command Line): For Port 80 (HTTP): For Port 443 (HTTPS): If the connection is successful, you will see a... Read More

How to solve Error: User add failed. Cannot add user on this node: FAILED: to establish SSH session ? 1. Make sure iptables / firewall is not blocking ssh traffic Add the following to allow localhost in iptables / firewall root@gateway:~#... Read More

The Function keys ( F1,--F9)  in  Linux  command htop is not  responding. To resolve this,  make sure to set the " Terminal Emulation " function to " Auto " under  " Account -> Preferences -> Terminal Emulation "   ... Read More

The following error occurs while trying to change the password on a freebsd system." User modify failed Cannot modify user on this node: OS=FreeBSD: Command not found. OS: Undefined variable."set the root's shell to bash: chsh -s /usr/local... Read More

It is not possible to view the logs of SSH sessions recording in progress nor would it be possible to live stream the SSH session recording in real time when the SSH 'Encrypt SSH Logs' setting is enabled. Disable this setting to view the... Read More

" Blank page." error in the web ssh console. After enabling the web ssh console if you end up receiving a blank page > Try to Reset the password of the ezlogin user  You have to reset the password of the user after upgrading to ezeelogin 7.4.0 ... Read More

Keep getting the error  " Error opening terminal: xterm-256color." in  /home/{username}/ezsh.log in the shell while the gui works fine.  edit the file /etc/environment and append lines as follows vi /etc/environment TERM=xterm-color... Read More

Error while trying to login using saml credentials. 1. If you are getting the following error.  Make sure that you have provided the correct signing certificate under Settings>saml>signing certificate  and ensure that characters are not... Read More

Yes, you will be able to access your server even in the unlikely event of the license server going down as the license are cached on your server for 5 days. Also, the Ezeelogin license servers are located in multiple data centers across the globe for... Read More

  This usually happens when the time on your server is not correct. Sync your server time using ntpdate and ensure that server time is indeed correct. #ntpdate pool.ntp.org    Read More

Disable 2FA from Ezeelogin GUI? 1. You can disable 2FA under Settings >> General>> Two Factor Authentication. Untick the checkboxes for 2FA which are  Enable Google Authenticator, Enable Duo, Enable Yubikey, Enable Access Keyword and... Read More

Unable to proceed to URL due to invalid certificate error in Chrome When you access Ezeelogin GUI from chrome, It may show a warning message 'Your Connection is Not Private'.It’s a message from your browser that informs you that the... Read More

"stdin: is not a tty TERM Environment variable not set" error while accessing  ezeelogin shell.   Make sure that Virtual shell is disabled in user > edit user     Read More

Error: User modify failed. Cannot modify user on other node: Authentication by SSH key failed! Check the following on the slave/secondary node 1. The error ’User modify failed Cannot modify user on other node: Authentication by ssh key�... Read More

'getting config from other node failed'  error while installing secondary/slave   Touch build.dat file in /usr/local/etc/ezlogin/ directory on primary node root@jumpserverprimary:~# touch  /usr/local/etc/ezlogin/build.dat ... Read More

To allow install on your server you can contact the support team Please contact Ezeelogin support team  24*7 Live Chat support/Helpdesk  Read More

PHP Fatal error: The file /usr/local/sbin/backup_ezlogin.php was encoded by the ionCube Encoder for PHP 5.6 and cannot run under PHP 7.1 or later. Please ask the provider of the script to provide a version encoded with the ionCube Encoder for PHP 7... Read More

Backup Ezeelogin failed during Ezeelogin version upgrade  when the php version on the server is upgraded to install the newer version of Ezeelogin.  The backup script fails because it was encoded with a different version of Ioncube.  Always run... Read More

Error on  login to Cpanel/WHM from ezeelogin with one click access "  {"status":"success"}  "  1. Click on the license tab to refresh your license   2. Flush your browser cache and relogin to the ezeelogin web interface... Read More

How to fix "userauth_pubkey: signature algorithm ssh-dss not in PubkeyAcceptedAlgorithms" Inorder to change ssh-dss key to ssh-rsa, follow below article. How to reset cluster keys in Ezeelogin? 1. Login to the server and tail /var/log/secure to... Read More

LDAP verification failed. Connection to {hostname} closed. in ubuntu If its Ubuntu 16.x, do these on the server and try again. Simply link /etc/ldap dir with /etc/openldap would fix the issue. root@jumpserver:~# ln -s /etc/ldap /etc/openldap �... Read More

How to switch the node state from slave to master in the Ezeelogin cluster? In the event when the Master node state has changed to the slave state, you would like to revert it to how it was originally since the master node is back online. 1. Login... Read More

What is AppArmor? AppArmor is an important security feature that locks down vulnerable processes, restricting the damage security vulnerabilities these processes can cause. AppArmor proactively protects the operating system and applications from... Read More

"Error: User add failed. Cannot add user on this node" error while adding user in Ezeelogin.   1. Check if the user exists on the Ezeelogin installed server by finger or id command.  root@gateway ~]# id {username} root@gateway... Read More

Google Recaptcha shutdown  If you are getting the below error message with captcha and can no longer login, upgrade to the latest version ( 7.5.0 & above ) of Ezeelogin available via the portal area. Also,  refer Disable Google... Read More

The cluster tab of master node shows the licensed secondary ip and not the lan ip of the slave node. This happens when the slave node is behind a NAT.  In order to correct the other node ip, run the following command /usr/local/ezlogin... Read More

Get the error on MySQL version 8:  ERROR creating DB user: Password hash should be a 41-digit hexadecimal number (0) .   ERROR granting access for DB user: Can't find any matching row in the user table (0)      For MySQL 8.0 and above, add... Read More

How to fix " EPROTO" Error after upgrading Node version? If you are getting protocol error, after upgrading Node version you just need to add --tls-min-v1.0 to the nodejs command in Settings->General->Miscellaneous->Nodejs Command. ... Read More

Error: Image does not gets loaded while accessing Ezeelogin GUI    The above error occurs because the Ezeelogin page failed to load the style sheet i.e , the CSS(Cascading Style Sheets). 1. Refused to load the stylesheet, because it violates... Read More

   If you are getting the above error, you need to install the  DOM  extension. You can do so on Debian / Ubuntu using: root@ubuntu:~  apt-get install php-dom/php-xml And on Centos / Fedora / Red Hat: root@localhost:~... Read More

Gateway SSH User password expired If you are getting the below message when logging into the GUI, then it's time for you to reset the password for the ssh gateway user and go ahead with the  login. This is a security feature as it is... Read More

Could not download binary package. Please manually download it from https://downloads.ezeelogin.com/bins/ezlogin_7.x.x_bins_Linux.tar.bz2 and pass the absolute path to the file using -usebin parameter. 1. Manually download the binary package file... Read More

Getting the error ERROR granting access for DB user: Access denied for user 'root'@'%' to database 'ezlogin_sdzeh' while upgrading Ezeelogin installation to the latest version.   After you enter as the root user check... Read More

How to fix the slowness in loading Ezeelogin GUI? The slowness of GUI loading may be due to one node being unable to communicate with the other. The slowness can be fixed by disconnecting the slave node. It is recommended not to remove the slave... Read More

How to fix the error "Failure establishing SSH session: Unable to exchange encryption keys" in ezsh (ezeelogin shell)? This error occurs when a user tries to login to the remote servers that are added in Ezeelogin. Refer below screenshot of the error... Read More

Getting error on clicking SAML tab  Class 'DOMDocument' not found /var/www/ezlogin/application/third_party/saml/lib/IdPMetadataParser.php   Installing php-dom or php-xml will solve the problem. Read More

Get the error 'User could not be found on the system: No error information" in /home/{username}/ezsh.log.  Users are not found even though id  <username> returns the UID and GID. This happen when you have configured ezeelogin with... Read More

How to fix the error "Remote connection closed by host" in Putty? How to fix "Please login to Ezeelogin web panel and setup two-factor authentication." in SSH clients like Putty, terminal, command prompt, etc? This error occurs when the user has... Read More

Error: LDAP search error: Can't contact LDAP server 1. Append log_level trace in /usr/local/etc/ezlogin/ez.conf to get the debug log. root@gateway ~]# vim /usr/local/etc/ezlogin/ez.conf log_level trace 2. Tail the latest application log to... Read More

Error: An error occurred while trying to submit the form - got this error while saving account > pasword > new yubikey    For PHP < 7.2, needs XML extension is required Install php-xml extension to fix this error  ... Read More

Error: Failed loading /usr/local/ioncube/ioncube_loader_lin_5.4.so: /usr/local/ioncube/ioncube_loader_lin_5.4.so: undefined symbol: zend_block_interruptions Step 1. Ensure that you install the Ioncube loader corresponding to your PHP version only. ... Read More

  UnAuthorized IP Address when using proxy Make sure you have enabled the " Proxy Allow All " option from Ezeelogin gui > Settings > General > Security > Proxy Allow All   Read More

How to install the node in the Ezeelogin gateway server using the rpm package?  1.Install nodejs in Centos - 6,7,8 root@gateway:#   curl -sL https://rpm.nodesource.com/setup_14.x |bash - root@gateway:# yum install -y nodejs root... Read More

Error: This node in cluster has local changes. Please verify database and synchronize: DB sync incomplete 1. Click on Verify database from Ezeelogin GUI > Cluster tab > Verify database. 2. Ezeelogin will  verfiy the database and list the... Read More

    You need to install php-xml extension.You can do so on Ubuntu/Debian by using: root@jumpserver:~# apt-get install php-xml root@jumpserver:~# service apache2 restart   And on Centos / Fedora / Red Hat: root@jumpserver:~#... Read More

License mismatch! This Ezeelogin was installed with a different license When issuing a new license for the same IP, this error typically occurs because a new build ID is generated, which differs from the original build ID. As a result, the license... Read More

No Two-factor Authentication enabled This error happens when we enforce Two-Factor authentication without enabling any of the Two-Factor authentications. Run the following command to disable Force Two Factor Authentication. You should re-enable... Read More

How to fix error (LDAP or Windows AD): User not found. Contact administrator.   Refer below error log of user steve in gateway server. Make sure you have installed nscd and it's running. root@gateway ~]# yum install nscd -y root@gateway ~]... Read More

This error can be resolved by using standalone license.  Please contact Ezeelogin support team 24*7 Live Chat Support /Helpdesk  to issue standalone license  How to install Ezeelogin using standalone license? Read More

Error: Trying to install or update a secondary as primary. Use -as_primary option to force it. This is because you are trying to install or upgrade the master node that has been issued a secondary license for its IP in the customer portal. 1. If... Read More

Error login expired. Please login.   This error usually occurs when the server is losing the cookies/session when proxied via Cloudflare/WAF. Make sure that you have appended cookie_match_ip as 0 to the end of  /usr/local/etc/ezlogin/ez.conf�... Read More

mesg: ttyname failed: Inappropriate ioctl for deviceThis error usually occurs in the  Ezsh shell when virtual shell is enabled for the user. You can disable the Virtual shell under User> Edit User Read More

How to Enable/Disable Two Factor Authentication (2FA) on Ezeelogin Jump Server? The ssh interface and the GUI of Ezeelogin Jump Server are now fortified with multi-factor authentication mechanisms such as Google Authenticator, Yubikey, and DUO... Read More

How to solve Authentication by SSH key failed in Ezeelogin? Authentication by SSH key failed.Authentication by password failed 1. Make sure that you can manually SSH to the remote server from the Ezeelogin gateway server.  root@jumpserver:~# ... Read More

Remote Desktop Connection Error: This computer can't connect to the remote computer ( Tunnel access from unauthorized IP ) Getting the following error when RDP with Ezeelogin Tunnel feature. 1. Replace the username with the user which you... Read More

Deleting entries in the Ezeelogin database table gwactivity_logs for house keeping. Its would be required to reduce the size of the Ezeelogin mysql database table gwactivity_logs as it would cause the Ezeelogin software upgrade  to... Read More

How to delete all users in Ezeelogin? Change the number of users listing in Ezeelogin to maximum by selecting the Rows to 100.     2. Select all users in Ezeelogin and click on the delete button to remove the users.    ... Read More

How to fix error (SAML): User with the email does not exist, but with the username exists   Provide same Email address in both Ezeelogin and AWS SSO.   1. Refer below example of creating a new user in AWS SSO.   2. Refer... Read More

Basic MySQL commands for troubleshooting database related issues in Ezeelogin   You can get the Ezeelogin database and prefix from the /usr/local/etc/ezlogin/ez.conf.   1.Ezeelogin database backup root@jumpserver:~#  mysqldump databse_name >... Read More

1.  {"error": "invalid_grant", "error_description": "Invalid redirect URI ’http://IP/ezlogin/index.php/auth/check_duo’."}   2.  An Error Was Encountered     If you get the above errors on accessing Ezeelogin GUI while using the... Read More

This error can be avoided by restarting your MySQL server. You can run the following command to restart the mysql server root@jumpserver~: service mysqld restart   Read More

Disable SAML /SSO Authentication on ezeelogin Run this command to disable SAML/ SSO Authentication. /usr/local/ezlogin/ez_queryrunner.php "update prefix_settings set value='internal' where name='web_auth';" Alternative Method:... Read More

Application with identifier  " URL " was not found in the directory. This can happen if the application has not been installed by the administrator of the tenant. Unable to log in to Ezeelogin with Azure SSO.     1. Make sure that you access the... Read More

Error: User add failed. Failed to connect to database: Error: Plugin caching_sha2_password could not be loaded: Dynamic loading not supported. . An error occurred. Please contact administrator.. ]0; Error in Ezeelogin software GUI: Error in... Read More

Unable to access the remote servers after resetting the LDAP password in the LDAP server?This error usually occurs when  pass user through is enabled while resetting the password of the LDAP server.   1. If you get the above error, login to the... Read More

Is it possible to stop recording of user activity logs? No, it is not possible to stop the Web Activity, Shell Activity, Server Activity but you can stop the user's SSH log recording, RDP recording and Web Proxy Logging. You can disable SSH... Read More

The HTTP Archive format, or HAR, is a JSON-formatted archive file format for logging of a web browser's interaction with a site. The common extension for these files is .har.The specification for the HTTP Archive (HAR) format defines an... Read More

Could not connect or access the remote servers  added in the Ezeelogin gateway This error may occur due to several reasons. The following are some of the reasons 1. Make sure that the sshd is listening on the port specified in the Add server form... Read More

Error: "No such log file" while viewing the ssh log file from the Ezeelogin webpanel1. Make sure that the ssh log file exists in /var/log/ezlogin/ directory for the id specified in the ssh log session. You can refer to the screenshot below to get... Read More

How to fix Hebrew characters missing after Ezeelogin upgrade in CentOS and Ubuntu? If you find missing Hebrew characters after Ezeelogin upgrade, edit the user and save it correctly and follow the below steps to fix the error. If you are using... Read More

How to fix RDP SSL error in Ezeelogin?   You need to copy paste the certificate you are using on web server. Refer to below example to copy paste the self-signed certificate to fix RDP SSL Error. root@gateway ~]# cp /etc/httpd/ssl/apache.crt ... Read More

Restore primary using slave node 1) Login to the slave node (secondary node) 2) Promote the secondary as Master node by clicking      Web Panel -> Cluster -> "Make Master" (Ref: https://www.ezeelogin.com/user_manual/ConfigureCluster.html) �... Read More

Cannot connect to installed Ezeelogin database:mysqlnd cannot connect to MySQL 4.1 using the old insecure authentication     The above errors occur when you use passwords with older hashes. To solve this error reset your MySQL root user password... Read More

Downgrade PHP version 7.4 to 7.1 in Centos  In this article, we will learn to downgrade php version 7.4 to version 7.1 in centos. For this, we will use some commands which we have explained in the given an example. Using this command, we can also... Read More

This IP is not permitted. Please add this IP in the Allowed IPs field for this user 1. To disable IP restriction for a gateway ssh user of Ezeelogin you can execute the following in the Ezeelogin server. root@jumpserver:~#/usr/local/ezlogin... Read More

A Database Error Occurred Error Number: 1062 Duplicate entry '[email protected]' for key 'user_name' INSERT INTO `ccm_users` (`username`, `password`, `email`, `firstname`, `lastname`, `esc`, `eak`, `egs`, `usergroup_id`, `status`, ... Read More

  No. X11 forwarding is currently not supported by Ezeelogin shell (ezsh). Read More

Could not authenticate with any LDAP server How to fix Error: Could not authenticate with any LDAP server If you are facing the above error check the following:- 1. Check if your LDAP server is reachable from the gateway server. You can check... Read More

Error: LDAP search error: Operations error   If you get the above error make sure that you've provided the Bind RDN and Bind Password in the LDAP settings tab as shown below.   Read More

How to solve Error: 1.Server login failed. Error waiting for connection. FAILED: Could not connect while changing the Remote server IP from Ezeelogin WebGUI 2.Error: Server login failed. FAILED: to establishing SSH session   If you get the below... Read More

How to fix the error "Invalid Password" shown while editing settings in Ezeelogin GUI? The above 'Invalid password' or 'Invalid authorization password' occurs when you type in or copy-paste the wrong password in the Authorization... Read More

The UI authentication hash is stored in the database user table and the ssh authentication hash is stored in the /etc/shadow file. For Example, we have user tony, the ssh authentication hash is stored in the /etc/shadow file as follows: [root... Read More

Is there a solution in Ezeelogin to show users only the desired folders as they can see all other folders while using SFTP? Unfortunately, the chroot doesn't work due to system restrictions as the Ezsh (Ezeelogin shell) works as a non-privileged... Read More

How to solve Ldap failed error in Ezeelogin? LDAP failed This error occurs when your LDAP server is not reachable from Ezeelogin server. You can check this by running the following command. root@gateway:~ telnet ldap_server_ip 389 For Example: ... Read More

Is it possible to delete Ezeelogin users? Yes.It is possible to delete Ezeelogin users. When an Ezeelogin user is deleted, they are removed from /etc/passwd file and their home directory is also gets removed. For example, We have a user called tony... Read More

How to solve ERROR: User has not set a security code ldap_sasl_bind_s (-1): Can't contact LDAP server If you get this error create a softlink to the system ssl directory which can be found by executing the following command on the server.  ... Read More

How to troubleshoot the DSA key-based authentication? SSH from the client machine to the destination server with verbose and see for the messages. root@client ~]# ssh -i {dsa_private_key_path} username@server_ip -vvv debug1: Skipping ssh-dss key... Read More

Automatic su or sudo when Virtualshell is Enabled If you enable the virtual shell after configuring automatic su or sudo, the user can can directly enter into a remote server, indicating that the virtual shell is configured as shown below, When you... Read More

How to fix "SSH CONN ERROR: Cannot read property 'bold' of undefined" error in Ezeelogin WebSSH Refer below article to configure and troubleshoot WebSSH in Ezeelogin. https://www.ezeelogin.com/kb/article/setup-web-ssh-console-in... Read More

How to avoid downtime when your Ezeelogin server goes down? 1. Always take a backup of your Ezeelogin Jump Server. Check out the following article to create a complete backup of Ezeelogin. https://www.ezeelogin.com/kb/article/how-to-create-a... Read More

Log Retain Duration is not working If the Log Retain duration is not working you need to check the following:- 1. Check if you have set a cronjob for the root user to run daily or once a week so that log files stored on the server in the directory ( ... Read More

How to restore ssh logs from the old server to the new server if you have skipped the log directory while backup? You can use the following steps to restore logs in primary when you skip the log directory from the backup.  You need to restore... Read More

Ezeelogin RDP proxy could not be started Ensure that the desktop browser has enough CPU( 2GHZ) and RAM( 2- 4 GB ). Close out browser tabs so as to reduce the CPU footprint so that the browser-based RDP works without slowness. Web RDP will work only... Read More

Slowness when using SSH If you are facing any slowness while doing ssh, check the following steps:- 1. Make sure that you are not facing any network issues. 2. Try to do ssh from the jump box as well as from the remote servers manually and confirm... Read More

Troubleshooting and Verifying Mysql SSL In Secondary node   While doing the installation of the slave with MySQL SSL you may come up with "Do you want to use a secure MySQL connection?", then you need to check the following:- 1. If you are giving... Read More

Error: User modify failed. Cannot modify user on other node: usermod: user ’luca’ does not exist. This error is received while modifying the user from GUI(Mater node). 1. Add the user in the Slave node. Run the following command. ... Read More

How to fix the error "SSH user mapping failed" showing in GUI and ezsh? Refer below article to get a better understanding of the SubSSH user account in Ezeelogin. SubSSH user account in Ezeelogin The error SSH user mapping failed occurs when the... Read More

Output getting truncated in Parallel shell When commands such as top are run in a parallel shell, the output gets truncated as in the following screenshot:-   The ''+"  in the commands shows that the output has been trimmed. That's... Read More

In case you have encountered the above error while adding a new server. This could mainly occur due to:  1. Session Timeout.     So just try to re-login then try adding the server again.     If the error still persists. 2. Check the... Read More