When it comes to installing vTiger, sometimes the installation is unable to complete successfully. This is because some data that is needed is missing. To resolve this issue, please make a slight change within the vTiger install.php file. Please follow the step-by-step guide mentioned below:
FROM: ini_set("zend.ze1_compatibility_mode", "1");
TO: ini_set("zend.ze1_compatibility_mode", "0");
Once you have completed the above-mentioned steps, you should be able to get vTiger installed on your cPanel web hosting account without any issues.
Please feel free to get in contact with our web hosting support team for further assistance.