diff --git a/controller_utils.zip b/controller_utils.zip
new file mode 100644
index 0000000..b4ea887
Binary files /dev/null and b/controller_utils.zip differ
diff --git a/controller_utils/precice_struct/PS_CouplingScheme.py b/controller_utils/precice_struct/PS_CouplingScheme.py
index 914ee7c..ba3dcec 100644
--- a/controller_utils/precice_struct/PS_CouplingScheme.py
+++ b/controller_utils/precice_struct/PS_CouplingScheme.py
@@ -36,10 +36,10 @@ def write_participants_and_coupling_scheme(self, tag: etree, config, coupling_st
                 pass
             # the solver with the higher complexity should be first
             if mycomplexity[0] < mycomplexity[1]:
-                i = etree.SubElement(coupling_scheme, "participant", first=mylist[0],
+                i = etree.SubElement(coupling_scheme, "participants", first=mylist[0],
                                      second=mylist[1])
             else:
-                i = etree.SubElement(coupling_scheme, "participant", first=mylist[1],
+                i = etree.SubElement(coupling_scheme, "participants", first=mylist[1],
                                      second=mylist[0])
         else:
             # TODO: is "multi" good for all
@@ -58,9 +58,9 @@ def write_participants_and_coupling_scheme(self, tag: etree, config, coupling_st
             for participant_name in config.solvers:
                 participant = config.solvers[participant_name]
                 if participant.name == control_participant_name:
-                    i = etree.SubElement(coupling_scheme, "participant", name=participant_name, control="yes")
+                    i = etree.SubElement(coupling_scheme, "participants", name=participant_name, control="yes")
                 else:
-                    i = etree.SubElement(coupling_scheme, "participant", name=participant_name)
+                    i = etree.SubElement(coupling_scheme, "participants", name=participant_name)
                     pass
                 pass
             pass
diff --git a/controller_utils/precice_struct/PS_PreCICEConfig.py b/controller_utils/precice_struct/PS_PreCICEConfig.py
index fa6197d..6e93a1c 100644
--- a/controller_utils/precice_struct/PS_PreCICEConfig.py
+++ b/controller_utils/precice_struct/PS_PreCICEConfig.py
@@ -28,7 +28,7 @@ def get_coupling_quantitiy(self, quantity_name:str, source_mesh_name:str, bc: st
         # add always as a prefix the name of the mesh such that it will become unique
         # IMPORTANT: we need to specify the source mesh of the quantity not other mesh
 
-        concat_quantity_name = source_mesh_name + "-" + quantity_name
+        concat_quantity_name = quantity_name
         # print(" Q=", quantity_name, " T=", concat_quantity_name)
         if concat_quantity_name in self.coupling_quantities:
             ret = self.coupling_quantities[concat_quantity_name]
@@ -71,7 +71,7 @@ def get_mesh_name_by_participants(self, source_participant:str, participant2:str
         # first participant is the source (provider) of the mesh
         # list = [ participant1, participant2]
         # list.sort()
-        mesh_name = source_participant + "-" + participant2 + "-Mesh"
+        mesh_name = source_participant + "-Mesh"
         return mesh_name
 
     def get_mesh_by_participant_names(self, source_participant:str, participant2:str):
@@ -222,7 +222,7 @@ def write_precice_xml_config(self, filename:str, log:UT_PCErrorLogging, sync_mod
                 for q_name in solver.quantities_read:
                     q = solver.quantities_read[q_name]
                     read_tag = etree.SubElement(solver_tag,
-                                                       "read-data", name=q.name, mesh_name=solvers_mesh_name)
+                                                       "read-data", name=q.name, mesh=solvers_mesh_name)
                     for other_solvers_name in q.list_of_solvers:
                         other_solver = q.list_of_solvers[other_solvers_name]
                         # consistent only read
@@ -245,7 +245,7 @@ def write_precice_xml_config(self, filename:str, log:UT_PCErrorLogging, sync_mod
                 for q_name in solver.quantities_write:
                     q = solver.quantities_write[q_name]
                     write_tag = etree.SubElement(solver_tag,
-                                                       "write-data", name=q.name, mesh_name=solvers_mesh_name)
+                                                       "write-data", name=q.name, mesh=solvers_mesh_name)
                     for other_solvers_name in q.list_of_solvers:
                         other_solver = q.list_of_solvers[other_solvers_name]
                         # conservative only write
@@ -267,7 +267,7 @@ def write_precice_xml_config(self, filename:str, log:UT_PCErrorLogging, sync_mod
                     mapping_string = type_of_the_mapping_read[other_solver_name]
                     other_solver_mesh_name = self.get_mesh_name_by_participants(other_solver_name, solver_name)
                     mapped_tag = etree.SubElement(solver_tag, "mapping:nearest-neighbor", direction = "read",
-                                                  from_ = other_solver_mesh_name, to= solvers_mesh_name,
+                                                  from___ = other_solver_mesh_name, to= solvers_mesh_name,
                                                   constraint = mapping_string)
                     pass
                 # WRITES