diff --git a/modules/prediction.lua b/modules/prediction.lua
index 432aaa79..12476a51 100644
--- a/modules/prediction.lua
+++ b/modules/prediction.lua
@@ -152,7 +152,7 @@ pfUI:RegisterModule("prediction", function ()
     OVERHEALPERCENT = OVERHEALPERCENT or 20
 
     for id, frame in _G.pfUI.uf.frames do
-      if frame:IsVisible() then
+      if frame:IsVisible() and frame.label and frame.id then
         local unit = frame.label .. frame.id
         local health, maxHealth = UnitHealth(unit), UnitHealthMax(unit)