FIX: analyze_from_zero

doc/changelog.d/6425.fixed.md

@@ -0,0 +1 @@
+Analyze_from_zero

src/ansys/aedt/core/maxwell.py

@@ -1649,7 +1649,15 @@ def analyze_from_zero(self):
             raise AEDTRuntimeError("This methods work only with Maxwell Transient Analysis.")
 
         self.oanalysis.ResetSetupToTimeZero(self._setup)
-        self.analyze()
+        if any(boundary.type == "Balloon" for boundary in self.boundaries):
+            self.logger.warning(
+                "With Balloon boundary, it is not possible to parallelize the simulation "
+                "using the Time Decomposition Method (TDM). "
+                "Running the simulation without HPC auto settings and using one single core."
+            )
+            self.analyze(use_auto_settings=False, cores=1)
+        else:
+            self.analyze()
         return True
 
     @pyaedt_function_handler(val="angle")

tests/system/general/test_27_Maxwell2D.py

@@ -836,3 +836,21 @@ def test_export_rl_matrix(self, local_scratch, m2d_export_matrix):
             matrix_type="RL", matrix_name="Matrix1", output_file=export_path_2
         )
         assert export_path_2.exists()
+
+    def test_analyze_from_zero(self, m2d_app):
+        m2d_app.solution_type = SolutionsMaxwell2D.TransientXY
+        conductor = m2d_app.modeler.create_circle(origin=[0, 0, 0], radius=10, material="Copper")
+        m2d_app.assign_winding(assignment=conductor.name, is_solid=False, current="5*cos(2*PI*50*time)")
+        region = m2d_app.modeler.create_region(pad_percent=100)
+        bound = m2d_app.assign_balloon(region.edges)
+        setup1 = m2d_app.create_setup()
+        setup1.props["StopTime"] = "2/50s"
+        setup1.props["TimeStep"] = "1/500s"
+        assert m2d_app.analyze_from_zero()
+        bound.delete()
+        m2d_app.assign_vector_potential(assignment=region.edges)
+        assert m2d_app.analyze_from_zero()
+        m2d_app.solution_type = SolutionsMaxwell2D.MagnetostaticXY
+        m2d_app.create_setup()
+        with pytest.raises(AEDTRuntimeError):
+            m2d_app.analyze_from_zero()