diff --git a/src/EterGrnLib/Model.cpp b/src/EterGrnLib/Model.cpp
index 28f6c09..968f838 100644
--- a/src/EterGrnLib/Model.cpp
+++ b/src/EterGrnLib/Model.cpp
@@ -14,33 +14,16 @@ const CGrannyModel::TMeshNode* CGrannyModel::GetMeshNodeList(CGrannyMesh::EType
 
 CGrannyMesh * CGrannyModel::GetMeshPointer(int iMesh)
 {
-	if (!CheckMeshIndex(iMesh))
+	assert(CheckMeshIndex(iMesh));
 	assert(m_meshs != NULL);
-	{
-		TraceError("CGrannyModel::GetMeshPointer - Invalid mesh index: %d (max: %d)", iMesh, m_meshNodeSize);
-		return nullptr;
-	}
-	if (m_meshs == NULL)
-	{
-		TraceError("CGrannyModel::GetMeshPointer - m_meshs is NULL");
-		return nullptr;
-	}
 
 	return m_meshs + iMesh;
 }
 
 const CGrannyMesh* CGrannyModel::GetMeshPointer(int iMesh) const
 {
-	if (!CheckMeshIndex(iMesh))
-	{
-		TraceError("CGrannyModel::GetMeshPointer(const) - Invalid mesh index: %d (max: %d)", iMesh, m_meshNodeSize);
-		return nullptr;
-	}
-	if (m_meshs == NULL)
-	{
-		TraceError("CGrannyModel::GetMeshPointer(const) - m_meshs is NULL");
-		return nullptr;
-	}
+	assert(CheckMeshIndex(iMesh));
+	assert(m_meshs != NULL);
 
 	return m_meshs + iMesh;
 }
diff --git a/src/EterGrnLib/ModelInstanceCollisionDetection.cpp b/src/EterGrnLib/ModelInstanceCollisionDetection.cpp
index 7f6e8f0..44ff77e 100644
--- a/src/EterGrnLib/ModelInstanceCollisionDetection.cpp
+++ b/src/EterGrnLib/ModelInstanceCollisionDetection.cpp
@@ -101,10 +101,6 @@ bool CGrannyModelInstance::Intersect(const D3DXMATRIX * c_pMatrix,
 
 		granny_matrix_4x4* pgrnMatCompositeBuffer = GrannyGetWorldPoseComposite4x4Array(m_pgrnWorldPose);
 		const CGrannyMesh* c_pMesh = m_pModel->GetMeshPointer(rcurBoundBox.meshIndex);
-
-		if (!c_pMesh)
-			continue;
-
 		const granny_mesh* c_pgrnMesh = c_pMesh->GetGrannyMeshPointer();
 
 		if (!GrannyMeshIsRigid(c_pgrnMesh))
diff --git a/src/EterGrnLib/ModelInstanceUpdate.cpp b/src/EterGrnLib/ModelInstanceUpdate.cpp
index a3ea1b9..3e634c6 100644
--- a/src/EterGrnLib/ModelInstanceUpdate.cpp
+++ b/src/EterGrnLib/ModelInstanceUpdate.cpp
@@ -177,9 +177,6 @@ void CGrannyModelInstance::UpdateWorldMatrices(const D3DXMATRIX* c_pWorldMatrix)
 
 		const CGrannyMesh * pMesh = m_pModel->GetMeshPointer(i);
 
-		if (!pMesh)
-			continue;
-
 		// WORK
 		int * boneIndices = __GetMeshBoneIndices(i);
 		// END_OF_WORK