reinitialise solver_dict because we need to rebuild it from scratch here.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@33954 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/SolverProcess.py

@@ -130,6 +130,7 @@ class SolverProcess(XMLObject, ActiveProcess):
         solver_movement_dict[movement_url] = movement_solver_configuration_dict.keys()
 
     # Third, build target solvers
+    solver_dict = {}
     for solver_type, solver_key_dict in solver_dict.items():
       for solver_key, solver_movement_dict in solver_key_dict.items():
          solver_instance = self.newContent(portal_type=solver_type)