When JER added to my modpack, JEI doesn't sync anymore with Itemstages. Therefore Items are no longer hidden which are not unlocked yet. It only syncs if i manually force a sync, which brings its own problems. When i remove JER, the items are hidden as intended.

Minecraft 1.20.1
jei-1.20.1-forge-15.3.0.4
JustEnoughResources-1.20.1-1.4.0.247
ItemStages-Forge-1.20.1-8.0.3
GameStages-Forge-1.20.1-15.0.1