cleanup for distributed

src/field/DistributedField.cpp

@@ -660,6 +660,13 @@ namespace gmshfem::field
     // Free the type
     MPI_Type_free(&mpi_struct_type);
 
+
+    _sharedDofs.clear();
+    _subdomainInterfaceDofs.clear();
+    _ownedDofs.clear();
+    _toSend.clear();
+    _toRead.clear();
+
 #else
     throw common::Exception("MPI is not available");
 #endif
@@ -702,7 +709,6 @@ namespace gmshfem::field
     this->_ownedDofs = other._ownedDofs;
     this->_toRead =  other._toRead;
     this->_toSend = other._toSend;
-    this->_localToGlobal = other._localToGlobal;
     this->_indexToDof = other._indexToDof;
   }