id summary reporter owner description type status priority milestone component version resolution keywords cc 6349 Failed to insert class Test_VSC within HVDCcomponents.Examples jeduapf@… arunkumar palanisamy "Hello, I am having some trouble to open one simple class called ""Test_VSC"" because of a custom library and I am getting the following error: {{{ 2021-01-22 11:14:05,834 - OMPython - INFO - OMC Server is up and running at file:///C:/Users/J5046~1.ALV/AppData/Local/Temp/openmodelica.port.beb0bed9c01a4c248f8137b3d2e1b308 pid=12472 2021-01-22 11:14:06,147 - OMPython - INFO - OMC Server is up and running at file:///C:/Users/J5046~1.ALV/AppData/Local/Temp/openmodelica.port.5765d22327464c56b1d8d5829c7e24e9 pid=3676 loadFile Error: Error: Failed to insert class Test_VSC within HVDCcomponents.Examples; the available classes were: Error: Failed to load package 'HVDCcomponents.Examples.Test_VSC' (default) using MODELICAPATH C:/OpenModelica/lib/omlibrary. Error: Class 'HVDCcomponents.Examples.Test_VSC' not found in scope . }}} The code is: {{{ from OMPython import OMCSessionZMQ from OMPython import ModelicaSystem path = 'C:/OpenModelica/lib/omlibrary/HVDCcomponents/Examples' within = 'HVDCcomponents.Examples' name = 'Test_VSC' file ='""'+ path + '/' + name + '.mo'+'""' mod_file = path + '/' + name + '.mo' load_file = ""loadFile("" + file + "")"" within_name = ""'"" + within + '.' + name + ""'"" # To create the modelica session and execute action omc = OMCSessionZMQ() # To set variables, and change the model mod = ModelicaSystem(mod_file,within_name, [""C:/OpenModelica/lib/omlibrary/HVDCComponents/package.mo"",""C:/OpenModelica/lib/omlibrary/OpenIPSL/package.mo"",""Modelica""]) mod.buildModel() # Loading the model file Load = omc.sendExpression(load_file) if (not Load): raise NameError(""Coudn't load file"") }}} Before I've tried several ways to call the function ""ModelicaSystem"", being them: mod = ModelicaSystem(mod_file,within_name) mod = ModelicaSystem(file,within_name) mod = ModelicaSystem(mod_file,name) mod = ModelicaSystem(mod_file,within_name,[""HVDCComponents"",""OpenIPSL"",""Modelica""]) mod = ModelicaSystem(file,within_name,[""HVDCComponents"",""OpenIPSL"",""Modelica""]) mod = ModelicaSystem(mod_file,name,[""HVDCComponents"",""OpenIPSL"",""Modelica""]) And all of them have errors, sometimes: {{{ loadFile Error: Error: Failed to insert class Test_VSC within HVDCcomponents.Examples; }}} {{{ Error: Failed to load package HVDCcomponents (default) using MODELICAPATH C:/OpenModelica/lib/omlibrary. Error: Class HVDCcomponents.Examples.Test_VSC not found in scope . }}} The code in OpenModelica for Test_VSC is the following: {{{ within HVDCcomponents.Examples; model Test_VSC OpenIPSL.Electrical.Buses.Bus bus1(S_b = 1000, V_b = 230, displayPF = true, fn = 50) annotation( Placement(visible = true, transformation(origin = {116, 2}, extent = {{-10, -10}, {10, 10}}, rotation = 0))); OpenIPSL.Electrical.Buses.InfiniteBus infiniteBus1(S_b = 1000, V_b = 230, fn = 50) annotation( Placement(visible = true, transformation(origin = {108, -34}, extent = {{-10, -10}, {10, 10}}, rotation = 0))); HVDCcomponents.PQ_sensor pQ_sensor1(S_b = 1000) annotation( Placement(visible = true, transformation(origin = {84.4, 2}, extent = {{-6, -5}, {6, 5}}, rotation = 0))); Modelica.Electrical.Analog.Basic.Ground ground1 annotation( Placement(visible = true, transformation(origin = {-55, -27}, extent = {{-7, -7}, {7, 7}}, rotation = 0))); HVDCcomponents.PQ_sensor pQ_sensor2(S_b = 1000) annotation( Placement(visible = true, transformation(origin = {-231.6, 0}, extent = {{6, -5}, {-6, 5}}, rotation = 0))); OpenIPSL.Electrical.Buses.Bus bus2(S_b = 1000, V_b = 230, displayPF = true, fn = 50) annotation( Placement(visible = true, transformation(origin = {-264, 0}, extent = {{-10, -10}, {10, 10}}, rotation = 0))); OpenIPSL.Electrical.Buses.InfiniteBus infiniteBus2(S_b = 1000, V_b = 230, fn = 50) annotation( Placement(visible = true, transformation(origin = {-272, -36}, extent = {{10, -10}, {-10, 10}}, rotation = 0))); Modelica.Blocks.Sources.Step step5(height = 10, startTime = 10) annotation( Placement(visible = true, transformation(origin = {-172, 50}, extent = {{4, -4}, {-4, 4}}, rotation = 0))); Modelica.Blocks.Sources.Step step4(height = 0, offset = 0, startTime = 2) annotation( Placement(visible = true, transformation(origin = {42, 34}, extent = {{4, -4}, {-4, 4}}, rotation = 0))); Modelica.Blocks.Sources.Step step1(height = 0, startTime = 0) annotation( Placement(visible = true, transformation(origin = {30, 66}, extent = {{4, -4}, {-4, 4}}, rotation = 0))); HVDCcomponents.VSC_station_final vSC_station_final(MVAb = 1000, P_ref = 0, Q_ref = 0, S_b = 1000, Vb = 230, Vdcb = 640, Vgd = 230) annotation( Placement(visible = true, transformation(origin = {-194, 2}, extent = {{10, -10}, {-10, 10}}, rotation = 0))); HVDCcomponents.DC_cable_PI_section dC_cable_PI_section(Vinit = 640E3, length = 100) annotation( Placement(visible = true, transformation(origin = {-90, 2}, extent = {{-15, -5}, {15, 5}}, rotation = 0))); Modelica.Blocks.Sources.Step step(height = 10, offset = 0, startTime = 5) annotation( Placement(visible = true, transformation(origin = {-152, 26}, extent = {{4, -4}, {-4, 4}}, rotation = 0))); HVDCcomponents.VSC_station_final vSC_station_final1(MVAb = 1000, P_ref = 0, Q_ref = 0, S_b = 1000, Vb = 230, Vdc_Control_Type = ""PI+filter"", Vdcb = 640, Vgd = 230) annotation( Placement(visible = true, transformation(origin = {0, 8}, extent = {{-10, -10}, {10, 10}}, rotation = 0))); Modelica.Electrical.Analog.Sensors.CurrentSensor Sensor annotation( Placement(visible = true, transformation(origin = {-52, 42}, extent = {{-10, -10}, {10, 10}}, rotation = 0))); equation connect(pQ_sensor1.n, bus1.p) annotation( Line(points = {{90, 2}, {116.4, 2}}, color = {0, 0, 255})); connect(bus1.p, infiniteBus1.p) annotation( Line(points = {{116, 2}, {132, 2}, {132, -34}, {125, -34}, {125, -34}, {123.5, -34}, {123.5, -34}, {118, -34}}, color = {0, 0, 255})); connect(bus2.p, infiniteBus2.p) annotation( Line(points = {{-264, 0}, {-290, 0}, {-290, -36}, {-282, -36}, {-282, -36}}, color = {0, 0, 255})); connect(pQ_sensor2.n, bus2.p) annotation( Line(points = {{-238, 0}, {-264, 0}, {-264, 0}, {-264, 0}}, color = {0, 0, 255})); connect(pQ_sensor2.p, vSC_station_final.p) annotation( Line(points = {{-226, 0}, {-216, 0}, {-216, 2}, {-205, 2}}, color = {0, 0, 255})); connect(dC_cable_PI_section.pin_p, vSC_station_final.pin_p) annotation( Line(points = {{-105, 5}, {-144, 5}, {-144, 7}, {-183, 7}}, color = {0, 0, 255})); connect(vSC_station_final.pin_n, dC_cable_PI_section.pin_n) annotation( Line(points = {{-183, -3}, {-104, -3}, {-104, -1}, {-105, -1}}, color = {0, 0, 255})); connect(ground1.p, dC_cable_PI_section.pin_n1) annotation( Line(points = {{-54, -20}, {-54, -1}, {-75, -1}}, color = {0, 0, 255})); connect(vSC_station_final1.p, pQ_sensor1.p) annotation( Line(points = {{12, 8}, {70, 8}, {70, 2}, {78, 2}, {78, 2}}, color = {0, 0, 255})); connect(vSC_station_final1.pin_n, dC_cable_PI_section.pin_n1) annotation( Line(points = {{-10, 2}, {-54, 2}, {-54, 0}, {-75, 0}, {-75, -1}}, color = {0, 0, 255})); connect(step5.y, vSC_station_final.Qref) annotation( Line(points = {{-176, 50}, {-198, 50}, {-198, 14}, {-198, 14}}, color = {0, 0, 127})); connect(step.y, vSC_station_final.Pref) annotation( Line(points = {{-156, 26}, {-190, 26}, {-190, 14}, {-190, 14}}, color = {0, 0, 127})); connect(vSC_station_final1.Pref, step1.y) annotation( Line(points = {{-4, 20}, {-8, 20}, {-8, 66}, {26, 66}}, color = {0, 0, 127})); connect(step4.y, vSC_station_final1.Qref) annotation( Line(points = {{38, 34}, {4, 34}, {4, 20}, {4, 20}}, color = {0, 0, 127})); connect(Sensor.p, dC_cable_PI_section.pin_p1) annotation( Line(points = {{-62, 42}, {-74, 42}, {-74, 6}, {-74, 6}}, color = {0, 0, 255})); connect(Sensor.n, vSC_station_final1.pin_p) annotation( Line(points = {{-42, 42}, {-22, 42}, {-22, 12}, {-10, 12}, {-10, 14}}, color = {0, 0, 255})); annotation( Diagram(graphics = {Line(origin = {0, 8}, points = {{0, 0}})}, coordinateSystem(extent = {{-300, -100}, {150, 100}}, initialScale = 0.1)), Icon(coordinateSystem(extent = {{-300, -100}, {150, 100}})), __OpenModelica_commandLineOptions = """", experiment( StopTime=20, Interval=0.002, Tolerance=1e-006, __OpenModelica_Algorithm=""dassl"")); end Test_VSC; }}} " defect new high OMPython 1.16.0 Failed, Class, Within, Scope