diff --git a/IDEHelper/Compiler/BfModule.cpp b/IDEHelper/Compiler/BfModule.cpp
index 69f0c6b8..13c9f36f 100644
--- a/IDEHelper/Compiler/BfModule.cpp
+++ b/IDEHelper/Compiler/BfModule.cpp
@@ -1467,11 +1467,6 @@ BfTypedValue BfModule::GetDefaultTypedValue(BfType* type, bool allowRef, BfDefau
 
 	if (defaultValueKind == BfDefaultValueKind_Undef)
 	{
-// 		auto primType = type->ToPrimitiveType();
-// 		if (primType != NULL)
-// 		{
-// 			return BfTypedValue(mBfIRBuilder->GetUndefConstValue( primType), type);
-// 		}
 		return BfTypedValue(mBfIRBuilder->GetUndefConstValue(mBfIRBuilder->MapType(type)), type);
 	}
 
diff --git a/IDEHelper/Compiler/BfModuleTypeUtils.cpp b/IDEHelper/Compiler/BfModuleTypeUtils.cpp
index 837f9168..d8d6d939 100644
--- a/IDEHelper/Compiler/BfModuleTypeUtils.cpp
+++ b/IDEHelper/Compiler/BfModuleTypeUtils.cpp
@@ -10044,7 +10044,7 @@ BfIRValue BfModule::CastToValue(BfAstNode* srcNode, BfTypedValue typedVal, BfTyp
 
 				BfTypedValue fromTypedValue;
  				if (typedVal.mKind == BfTypedValueKind_GenericConstValue)
- 					fromTypedValue = GetDefaultTypedValue(genericParamInst->mTypeConstraint);
+ 					fromTypedValue = GetDefaultTypedValue(genericParamInst->mTypeConstraint, false, BfDefaultValueKind_Undef);
  				else
 					fromTypedValue = BfTypedValue(mBfIRBuilder->GetFakeVal(), genericParamInst->mTypeConstraint, genericParamInst->mTypeConstraint->IsValueType());