MERGE stage 1: keep doc/dev and src/MEDCalc/doc

[tools/medcoupling.git] / src / MEDLoader / MEDFileMeshLL.cxx

diff --git a/src/MEDLoader/MEDFileMeshLL.cxx b/src/MEDLoader/MEDFileMeshLL.cxx
index 639e0f7fa224bfd15d503025c00bbab29bddd6dd..218f7bb724c2c05df6dc657583f41f7ff3e31b3b 100644 (file)
--- a/src/MEDLoader/MEDFileMeshLL.cxx
+++ b/src/MEDLoader/MEDFileMeshLL.cxx
@@ -1348,7 +1348,12 @@ void MEDFileUMeshAggregateCompute::forceComputationOfPartsFromUMesh() const
 {
   const MEDCouplingUMesh *m(_m);
   if(!m)
-    throw INTERP_KERNEL::Exception("MEDFileUMeshAggregateCompute::forceComputationOfPartsFromUMesh : null UMesh !");
+    {
+      if(_m_parts.empty())
+        throw INTERP_KERNEL::Exception("MEDFileUMeshAggregateCompute::forceComputationOfPartsFromUMesh : null UMesh !");
+      else
+        return ;// no needs to compte parts they are already here !
+    }
   std::vector<MEDCouplingUMesh *> ms(m->splitByType());
   std::vector< MEDCouplingAutoRefCountObjectPtr<MEDCouplingUMesh> > msMSafe(ms.begin(),ms.end());
   std::size_t sz(msMSafe.size());