Allium » 47,61,8 
Azure Bluet » 52,62,22 
Cornflower » 72,57,18 
Blue Orchid » 35,55,30 
Lily » 38,49,67 
Dandelion » 106,67,92 
Poppy » 51,52,171 
Orange Tulip » 92,73,169 
Oxeye Daisy » -7,50,139 
Red Tulip » 10,78,-46 
White Tulip » -47,73,34 
Pink Tulip » 187,95,122

Double-check it's disabled on the website, make sure you saved changes, also try doing /whitelist off in-game, have your friend join, add them to the whitelist, then re-enable it if you wish.

Moved to Skript category. The Help category is for general help, Skript forum for Skript help and so on. 

Check that you:

- Put the .jar file of the plugin into the plugins folder.
- Restart your server afterwards.

I've done all the steps and everything you said but when I go into my server none of the plugins are working or are even there.