diff --git a/src/Classes/SkillsTab.lua b/src/Classes/SkillsTab.lua
index 5b3ce173..e227c3a4 100644
--- a/src/Classes/SkillsTab.lua
+++ b/src/Classes/SkillsTab.lua
@@ -1037,7 +1037,7 @@ function SkillsTabClass:ProcessSocketGroup(socketGroup)
 			else
 				gemInstance.grantedEffect = data.skills[gemInstance.skillId]
 			end
-			if gemInstance.triggered then
+			if gemInstance.triggered and gemInstance.grantedEffect then
 				if gemInstance.grantedEffect.levels[gemInstance.level] then
 					gemInstance.grantedEffect.levels[gemInstance.level].cost = {}
 				end