If you have any problem while installing or activating the theme.
Please follow below steps;

Enable WP_DEBUG:
You should enable this to see the error. Otherwise, you will only see a blank page.
Click here to read How to enable WP_DEBUG?

Reload page and if you see any error please check error & solution list;

  • If you receive “Parse error: syntax error, unexpected T_SL in…” or “Parse error: syntax error, unexpected ‘xxx’ (T_STRING) in …Solution: This problem happen because of FTP Upload Configuration please check this tutorial: FTP Client Configuration
  • If you receive “T_FUNCTION error:
    Solution: Your required php settings is wrong please check this tutorial: Requirements
  • If you receive “Fatal error: Class ‘Vc_Grid_Item_Editor’ not found in …/vc-grid-item-editor.php on line 254″
    Solution: Please close your browser and re enter your admin. This problem will gone.