only try to solve automatically divergence on quantity

product/ERP5/Document/QuantitySplitMoveSolver.py

@@ -104,8 +104,8 @@ class QuantitySplitMoveSolver(QuantitySplitSolver):
     if divergence_list:
       solver_process_tool = portal.portal_solver_processes
       solver_process = solver_process_tool.newSolverProcess(delivery_to_move)
-      solver_decision, = [x for x in solver_process.contentValues()
-        if x.getCausalityValue().getTestedProperty() == "quantity"]
+      for solver_decision in [x for x in solver_process.contentValues()
+              if x.getCausalityValue().getTestedProperty() == "quantity"]:
           # use Quantity Accept Solver.
           solver_decision.setSolverValue(portal.portal_solvers['Adopt Solver'])
           # configure for Accept Solver.