Sorry, but I do not understand what the problem is ?
You need to explain in detail what exactly you have done.
You need to:
1. Download the project from post #12, unzip it.
2. Download the ScrollView2D v1.3.zip file from
HERE, unzip it and save the two files in the AdditionalLibraries folder, as already explained.
3. Run the IDE and load the project.
It contains the Table class and makes reference to the ScrollView2D library.
4. Run the project and you should see this:
View attachment 108055
Barras and Und are the headers of the table.
Then to see any items you need to add a few ones.
Enter two values and press on Inserta and you will see the the two values in the table.
View attachment 108056