Most likely you are missing the prerequisite. Make sure that:
– allow_url_fopen is enable e.g allow_url_fopen = On in php.ini
– SimpleXML extension is installed and enabled
– OpenSSL extension is installed and enabled
– PDO drivers such as MySQL and SQLite are installed
– Read-Write permission to folders and sub-folders of dashboardbuilder i.e chmod -R 777 dashbboardbuilder-v55-FREE
If you believe you have already completed the prerequisites and are still experiencing the same issue, please share your phpinof() details with [email protected] for further investigation.