workaround

c75402014.lua

@@ -39,7 +39,7 @@ function c75402014.eqcon(e,tp,eg,ep,ev,re,r,rp)
 end
 function c75402014.eqfilter(c,tp)
 	local mt=_G["c"..c:GetCode()]
-	return mt.zw_equip_monster and c:IsSetCard(0x107e) and c:IsType(TYPE_MONSTER) and not c:IsForbidden() and c:CheckUniqueOnField(tp,LOCATION_SZONE)
+	return mt and mt.zw_equip_monster and c:IsSetCard(0x107e) and c:IsType(TYPE_MONSTER) and not c:IsForbidden() and c:CheckUniqueOnField(tp,LOCATION_SZONE)
 end
 function c75402014.eqtg(e,tp,eg,ep,ev,re,r,rp,chk)
 	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_SZONE)>0

c78063197.lua

@@ -96,7 +96,7 @@ function c78063197.filter(c)
 end
 function c78063197.eqfilter(c)
 	local m=_G["c"..c:GetCode()]
-	return c:IsFaceup() and ((c:IsSetCard(0x1110) and c:IsType(TYPE_FUSION)) or c:IsCode(64631466))
+	return m and c:IsFaceup() and ((c:IsSetCard(0x1110) and c:IsType(TYPE_FUSION)) or c:IsCode(64631466))
 		and not c:IsDisabled() and m.can_equip_monster and m.can_equip_monster(c)
 end
 function c78063197.eqtg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)

c89785779.lua

@@ -35,7 +35,7 @@ function c89785779.filter(c)
 end
 function c89785779.eqfilter(c)
 	local m=_G["c"..c:GetCode()]
-	return c:IsFaceup() and ((c:IsSetCard(0x1110) and c:IsType(TYPE_FUSION)) or c:IsCode(64631466))
+	return m and c:IsFaceup() and ((c:IsSetCard(0x1110) and c:IsType(TYPE_FUSION)) or c:IsCode(64631466))
 		and not c:IsDisabled() and m.can_equip_monster and m.can_equip_monster(c)
 end
 function c89785779.eqtg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)