Most likely you have partially copied the pro edition to the folder where the FREE version already installed. You must copy all the files from the pro edtioon to the web folder you are using.
Please follow the below steps:
1) Create a new folder name “dashboardbuilder-pro” in your web server “www” folder.
2) Place the zip file in a directory on the web server “dashboardbilder-pro”
3) the file using Extract Here option to the root folder of “dashboardbuilder-pro”.
4) Access the web folder in your browser. e.g “dashboardbuilder-pro”.
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