IridiumSkyblock has recently been updated to 1.16.1 and the current version on minehut is incompatible rendering the entire plugin non function right now, please consider updating this plugin. Thank you for taking your time to read this!
Link: https://www.spigotmc.org/resources/iridium-skyblock-1-8-1-16.62480/?__cf_chl_jschl_tk__=a84fe0ffe738ed8ae4ecea4298101f93bb754bca-1595621267-0-AX9oAMDzDxF2wu61SD5pHPUz2BPlvSFG0DAbtvzVeIUnVONDQEe8ZjraAnWXw05iTWE3AyTsRKd_lliX4cJjQi_aSUdft1qVabJl-HyvmllF4WDB7-foyEl128y7y2t-OYYEL1YlKnvDACP0zOycr4sMgw0KdGXBT51mJ2rD-8duB-1q4K4uir8D5ZekMu1f63iGY35xQKNWk89Eh9R2Hmy4FuKhbZP3r36GOuWbkYrdBlZLhcEqvUuREEtJIWjiufDm39phJAvIKRRyr63KdrAurIFvYee6b2YJEnVwCaHqRzkcYaSyxlgIk0yF-kTozCb2UNzH9F0uTzHmfwE9ImA