FAQ

Before you make any issues on GitHub, make sure, to read the following page carefully.
An answer for your problem might be listed below...

Plugin doesn't Enable

Make sure that you have the latest version and that AdvancedCustomItemAPI is installed.
This free API is the backbone to creating customized items, make sure to install it!

An item shows up named "INVALID ITEM"

This means that the Item configured in a frame is an in invalid item.
Make sure that the item type configured in available in your minecraft version, or the placeholder retrieved isn't nulled.

If an item such as "skull:3" (which is "skull_item:3") is returning Bedrock, this means minecraft has a secondary item-name for that item, make sure to look at the valid item names list below.

A list of item names/ids can be found on Spigot!

Sounds don't function

You are probably using a 1.9+ sound on a 1.8 server (or visa-versa), sound names have changed from 1.8 to 1.9.

Sounds for 1.8 can be found on GitHub
Sounds for 1.9+ can be found on Spigot