Please follow this template when making a Bug | Glitch report.

1. Your in-game name: C0MB0_PVPZ (With 0=zero)
2. Game mode that the bug and/or glitch is effecting: All except Creative/Infection
3. Description of the bug and/or glitch: Causes u to be able to dupe lapis/Dyes
4. Video/screenshot of the glitch:
5. Steps to reproduce the glitch: hold a colored banner and a white banner do /auc all while holding the Blue banner then do /auc c and u will get 2 blue banners

 

Fix it

 

This is a glitch with the auction plugin, how does it allow you to dupe lapis and dyes though? You can already turn white banners into coloured banners therefore I don't see how this is a bug.