To let me identify your issue, please answer the following Questions:
- What is your environment (wp, php, mysql versions, machine type)?
- Can you activate the plugin?
- Can you access the configuration page of the plugin?
- Have you generated the sample table with an admin user logged in?
- Have you tested the shortcode in any page/post and what is the result?
- Have you enabled the log and have had a look at the log.txt file in the plugin directory?