Invalid leaf directive! `since`

Expansion for MCTag<MCItemDefinition>

Link to expansion-for-mctagmcitemdefinition

Expands MCTag<T> when typed with MCItemDefinition with JEI-specific conversions.

This expansion was added by a mod with mod-id jeitweaker. So you need to have this mod installed if you want to use this feature.

Result typeIs Implicit
Result type
Is Implicit