diff --git a/code/nel/tools/3d/plugin_max/nel_mesh_lib/export_anim.cpp b/code/nel/tools/3d/plugin_max/nel_mesh_lib/export_anim.cpp
index 30389d809..0ebf0161a 100644
--- a/code/nel/tools/3d/plugin_max/nel_mesh_lib/export_anim.cpp
+++ b/code/nel/tools/3d/plugin_max/nel_mesh_lib/export_anim.cpp
@@ -185,7 +185,7 @@ void CExportNel::addSSSTrack(CSSSBuild	&ssBuilder, INode& node)
             if(note)
             {
 				CSSSBuild::CKey		ks;
-				ks.Value = std::string(note->note);
+				ks.Value = note->note.ToUTF8();
 				ks.Time= CExportNel::convertTime (note->time);
 				bs.Track.push_back(ks);
             }
@@ -224,7 +224,7 @@ NL3D::CTrackKeyFramerConstString*		CExportNel::buildFromNoteTrack(INode& node)
 				{
 					firstDate = CExportNel::convertTime (note->time);
 				}				
-				ks.Value = std::string(note->note);
+				ks.Value = note->note.ToUTF8();
 				lastDate = CExportNel::convertTime (note->time);
 				st->addKey(ks , lastDate );
 				
diff --git a/code/nel/tools/3d/plugin_max/nel_mesh_lib/export_material.cpp b/code/nel/tools/3d/plugin_max/nel_mesh_lib/export_material.cpp
index 8f7957175..f7c8135ad 100644
--- a/code/nel/tools/3d/plugin_max/nel_mesh_lib/export_material.cpp
+++ b/code/nel/tools/3d/plugin_max/nel_mesh_lib/export_material.cpp
@@ -768,7 +768,7 @@ void CExportNel::buildAMaterial (NL3D::CMaterial& material, CMaxMaterialInfo& ma
 
 		// Set material name		
 		TSTR name=mtl.GetName();
-		materialInfo.MaterialName = (const char*)name;
+		materialInfo.MaterialName = name.ToUTF8();
 	}
 	else
 	{
@@ -1120,7 +1120,7 @@ void CExportNel::buildAMaterial (NL3D::CMaterial& material, CMaxMaterialInfo& ma
 
 		// Set material name		
 		TSTR name=mtl.GetName();
-		materialInfo.MaterialName = (const char*)name;
+		materialInfo.MaterialName = name.ToUTF8();
 	}
 }
 
diff --git a/code/nel/tools/3d/plugin_max/nel_mesh_lib/export_mesh_interface.cpp b/code/nel/tools/3d/plugin_max/nel_mesh_lib/export_mesh_interface.cpp
index 0a2e95242..6d0744dee 100644
--- a/code/nel/tools/3d/plugin_max/nel_mesh_lib/export_mesh_interface.cpp
+++ b/code/nel/tools/3d/plugin_max/nel_mesh_lib/export_mesh_interface.cpp
@@ -579,7 +579,7 @@ static bool BuildMeshInterfaces(const char *cMaxFileName, std::vector<CMeshInter
 	{
 		// Rename the material
 		string newName = "NelAutoMergeRenamedTmp" + toString (i);
-		string originalName = (*lib)[i]->GetName ();
+		string originalName = (*lib)[i]->GetName ().ToUTF8();
 		renameMap.insert (map<string, string>::value_type (newName, originalName));
 		(*lib)[i]->SetName (utf8ToTStr(newName));
 	}
@@ -604,7 +604,7 @@ static bool BuildMeshInterfaces(const char *cMaxFileName, std::vector<CMeshInter
 	for (i=0; i<size; i++)
 	{
 		// Find the name in the map ?
-		string key = (*lib)[i]->GetName ();
+		string key = (*lib)[i]->GetName ().ToUTF8();
 		map<string, string>::iterator ite = renameMap.find (key);
 
 		// Not found ? This is a merged material
@@ -612,7 +612,7 @@ static bool BuildMeshInterfaces(const char *cMaxFileName, std::vector<CMeshInter
 		{
 			// Rename the material
 			string newName = "NelAutoMergeRenamed" + toString (i);
-			string originalName = (*lib)[i]->GetName ();
+			string originalName = (*lib)[i]->GetName ().ToUTF8();
 			renameMap.insert (map<string, string>::value_type (newName, originalName));
 			(*lib)[i]->SetName (utf8ToTStr(newName));
 		}
@@ -622,7 +622,7 @@ static bool BuildMeshInterfaces(const char *cMaxFileName, std::vector<CMeshInter
 	for (i=0; i<size; i++)
 	{
 		// Find the name
-		string key = (*lib)[i]->GetName ();
+		string key = (*lib)[i]->GetName ().ToUTF8();
 		map<string, string>::iterator ite = renameMap.find (key);
 		if (ite != renameMap.end ())
 		{
diff --git a/code/nel/tools/3d/plugin_max/nel_mesh_lib/export_misc.cpp b/code/nel/tools/3d/plugin_max/nel_mesh_lib/export_misc.cpp
index a7631c05a..908d87c6d 100644
--- a/code/nel/tools/3d/plugin_max/nel_mesh_lib/export_misc.cpp
+++ b/code/nel/tools/3d/plugin_max/nel_mesh_lib/export_misc.cpp
@@ -223,7 +223,7 @@ Animatable*	CExportNel::getSubAnimByName (Animatable& node, const char* sName)
 		TSTR sSubName=node.SubAnimName(nSub);
 
 		// Good name?
-		if (strcmp (sSubName, sName)==0)
+		if (strcmp (sSubName.ToUTF8(), sName)==0)
 		{
 			// ok, return this subanim
 			return node.SubAnim(nSub);
@@ -288,7 +288,7 @@ Control* CExportNel::getControlerByName (Animatable& node, const char* sName)
 		{
 			// Sub anim name
 			TSTR name=node.SubAnimName (s);
-			if (strcmp (name, sName)==0)
+			if (strcmp (name.ToUTF8(), sName)==0)
 			{
 				// Get the controller pointer of this sub anim
 				Control* c=GetControlInterface (node.SubAnim(s));
@@ -502,7 +502,7 @@ std::string	CExportNel::getName (MtlBase& mtl)
 	// Return its name
 	TSTR name;
 	name=mtl.GetName();
-	return std::string (name);
+	return std::string((const char*)name.ToUTF8());
 }
 
 // --------------------------------------------------