Could be an patch to the old MVCF, or not aligned with the 1.6 version of VEF

Exception filling tab RimWorld.ITab_Pawn_Health: System.NullReferenceException: Object reference not set to an instance of an object
[Ref E421B163]
at RecipeIcons.Patch.HealthCardUtility_GenerateSurgeryOption.Postfix (Verse.FloatMenuOption option, Verse.RecipeDef recipe) [0x00048] in <d0403de689db4cfc9944e8dd92b7a80c>:0
at RimWorld.HealthCardUtility.GenerateSurgeryOption (Verse.Pawn pawn, Verse.Thing thingForMedBills, Verse.RecipeDef recipe, System.Collections.Generic.IEnumerable`1[T] missingIngredients, Verse.AcceptanceReport report, System.Int32 index, Verse.BodyPartRecord part) [0x00319] in <9fb666b51eb04460af73282c7757c26d>:0
- POSTFIX com.github.automatic1111.recipeicons: FloatMenuOption RecipeIcons.Patch.HealthCardUtility_GenerateSurgeryOption:Postfix(FloatMenuOption option, RecipeDef recipe)
- POSTFIX legodude17.mvcf: Void MVCF.PatchSets.PatchSet_Brawlers:GenerateSurgeryOption_Postfix(FloatMenuOption& __result, Thing thingForMedBills, RecipeDef recipe)
at DubsMintMenus.Patch_HealthCardUtility.recipeOptionsMaker (Verse.Pawn pawn, Verse.Thing thingForMedBills) [0x0010a] in <787add88aa5a46bc80068c62509f480b>:0
at DubsMintMenus.Patch_HealthCardUtility.Postfix (UnityEngine.Rect outRect, Verse.Pawn pawn, Verse.Thing thingForMedBills) [0x001fc] in <787add88aa5a46bc80068c62509f480b>:0
at RimWorld.HealthCardUtility.DrawPawnHealthCard (UnityEngine.Rect outRect, Verse.Pawn pawn, System.Boolean allowOperations, System.Boolean showBloodLoss, Verse.Thing thingForMedBills) [0x0011e] in <9fb666b51eb04460af73282c7757c26d>:0
- POSTFIX Dubwise.DubsMintMenus: Void DubsMintMenus.Patch_HealthCardUtility:Postfix(Rect outRect, Pawn pawn, Thing thingForMedBills)
at RimWorld.ITab_Pawn_Health.FillTab () [0x0003d] in <9fb666b51eb04460af73282c7757c26d>:0
at Verse.InspectTabBase+<>c__DisplayClass19_0.<DoTabGUI>b__0 () [0x00039] in <9fb666b51eb04460af73282c7757c26d>:0