diff --git a/SofaKernel/modules/SofaCore/src/sofa/core/loader/MeshLoader.cpp b/SofaKernel/modules/SofaCore/src/sofa/core/loader/MeshLoader.cpp
index 80b971932c1..a70ef22053e 100644
--- a/SofaKernel/modules/SofaCore/src/sofa/core/loader/MeshLoader.cpp
+++ b/SofaKernel/modules/SofaCore/src/sofa/core/loader/MeshLoader.cpp
@@ -197,12 +197,8 @@ void MeshLoader::parse(sofa::core::objectmodel::BaseObjectDescription* arg)
         d_scale.setValue(d_scale.getValue()*s);
     }
 
-    bool success = false;
-    if (canLoad())
-        success = load(/*m_filename.getFullPath().c_str()*/);
-
     // File not loaded, component is set to invalid
-    if (!success)
+    if (!canLoad())
         d_componentState.setValue(sofa::core::objectmodel::ComponentState::Invalid);
 }
 
diff --git a/modules/SofaGeneralLoader/src/SofaGeneralLoader/StringMeshCreator.cpp b/modules/SofaGeneralLoader/src/SofaGeneralLoader/StringMeshCreator.cpp
index 2036414a7de..50e0162f95e 100644
--- a/modules/SofaGeneralLoader/src/SofaGeneralLoader/StringMeshCreator.cpp
+++ b/modules/SofaGeneralLoader/src/SofaGeneralLoader/StringMeshCreator.cpp
@@ -39,6 +39,16 @@ int StringMeshCreatorClass = core::RegisterObject("Procedural creation of a one-
 StringMeshCreator::StringMeshCreator(): MeshLoader()
   , resolution( initData(&resolution,(unsigned)2,"resolution","Number of vertices"))
 {
+    addUpdateCallback("updateResolution", {&resolution}, [this](const core::DataTracker& )
+    {
+        if(load())
+        {
+            return sofa::core::objectmodel::ComponentState::Valid;
+        }
+
+        return sofa::core::objectmodel::ComponentState::Invalid;
+
+    }, {&d_positions, &d_edges});
 }
 
 void StringMeshCreator::doClearBuffers()