OpenModelica newInst-newBackend from 2026-02-22 18:29:00 to 2026-02-24 04:20:59

Summary

OMC Commits3
Libraries Changed1
Number of Improvements9
Number of Regressions126
Number of Performance Improvements3
Number of Performance Regressions2

OpenModelica Changes

CommitDateAuthorSummary
672e1330752026-02-23 19:38:29 +0100Per ÖstlundAdd check for invalid uses of deleted components (#15085)
cf7a26d48b2026-02-23 15:41:01 +0100arun3688Fix record vars and equations in Reconciled Model (#15083)
08f28353ef2026-02-23 15:00:12 +0100Adeel AsgharShow the variable group box (#15084)

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
a654b572026-02-13 15:56:41 +0100AndreasOnly import basemodelica if needed (#271)
d85ac0c2026-02-13 13:31:15 +0100AndreasRemove TestBaseModelica Manifest (#270)

Library Changes

LibraryChange
Dynawo_devFrom version 1.8.0-master (aaaf47e21012dbde87d7e97dc212af854e2f1652) to 1.8.0-master (a5c00f17a6ed78361ec8e756d64fee3cc76c87e5)

Models Affected

AESAES.ControlBlocks.AnalogueControllers.PI_awfb_full (sim)FrontEnd → Failed
AESAES.ControlBlocks.DigitalControllers.PI_awfb_full (sim)FrontEnd → Failed
AESAES.Coursework.ThermSys_control_problems.Keep_limits_and_overrides.Override_control (sim)Simulate → Failed
AESAES.Coursework.ThermSys_control_problems.Thermal_zones_control.Thermal_zones_case_01 (sim)FrontEnd → Failed
AESAES.Coursework.Tuning_brushup.Two_PIs_tracking (sim)Compile → Failed
AESAES.Coursework.Typical_control_structures.Cascade_with_locks (sim)Simulate → Failed
AESAES.Coursework.Typical_control_structures.Decoupling (sim)Simulate → Failed
AESAES.Coursework.Typical_control_structures.FF_compensation (sim)Simulate → Failed
BuildSysProBuildSysPro.IBPSA.ThermalZones.ReducedOrder.Examples.SimpleRoomOneElement (sim)FrontEnd → Failed
BuildSysProBuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.RoomSteadyState (sim)Failed → FrontEnd
Buildings_12Buildings.Fluid.DXSystems.Cooling.WaterSource.Examples.SingleSpeed (sim)Failed → FrontEnd
DynawoDynawo.Examples.BESS.WECC.BESScbCurrentSource (sim)FrontEnd → Failed
DynawoDynawo.Examples.ENTSOE.TestCase2 (sim)FrontEnd → Failed
DynawoDynawo.Examples.ENTSOE.TestCase3 (sim)FrontEnd → Failed
DynawoDynawo.Examples.GridForming.GridForming (sim)FrontEnd → Failed
DynawoDynawo.Examples.HVDC.HVDC (sim)FrontEnd → Failed
DynawoDynawo.Examples.IEEE118.TestCases.IEEE118NoEvent (sim)FrontEnd → Failed
DynawoDynawo.Examples.IEEE14.TestCases.IEEE14DisconnectLine (sim)FrontEnd → Failed
DynawoDynawo.Examples.IEEE14.TestCases.IEEE14NoEvent (sim)FrontEnd → Failed
DynawoDynawo.Examples.IEEE57.TestCases.IEEE57DisconnectLine (sim)FrontEnd → Failed
DynawoDynawo.Examples.IEEE57.TestCases.IEEE57HvdcPsDisconnectLine (sim)FrontEnd → Failed
DynawoDynawo.Examples.IEEE57.TestCases.IEEE57NoEvent (sim)FrontEnd → Failed
DynawoDynawo.Examples.IllustrativeExamples.DynaFlow.PhaseShifterTransformer (sim)FrontEnd → Failed
DynawoDynawo.Examples.InertialGrid.DoubleInertialGrid (sim)FrontEnd → Failed
DynawoDynawo.Examples.Nordic.TestCases.LoadFlow (sim)FrontEnd → Failed
DynawoDynawo.Examples.Photovoltaics.WECC.PVCurrentSourceB (sim)FrontEnd → Failed
DynawoDynawo.Examples.Photovoltaics.WECC.PVVoltageSourceB (sim)Templates → Failed
DynawoDynawo.Examples.RVS.TestCases.TestA.TestAAlphaBetaLoadNoRestorative (sim)FrontEnd → Failed
DynawoDynawo.Examples.RVS.TestCases.TestA.TestAAlphaBetaLoadRestorative (sim)FrontEnd → Failed
DynawoDynawo.Examples.RVS.TestCases.TestA.TestAShuntNoRestorative (sim)FrontEnd → Failed
DynawoDynawo.Examples.RVS.TestCases.TestB.TestBNoSvcLoadReset (sim)FrontEnd → Failed
DynawoDynawo.Examples.RVS.TestCases.TestB.TestBNoSvcNoLoadReset (sim)FrontEnd → Failed
DynawoDynawo.Examples.RVS.TestCases.TestB.TestBSvcLoadReset (sim)FrontEnd → Failed
DynawoDynawo.Examples.RVS.TestCases.TestB.TestBSvcNoLoadReset (sim)FrontEnd → Failed
DynawoDynawo.Examples.SMIB.SMIBStepEfdPm (sim)FrontEnd → Failed
DynawoDynawo.Examples.SMIB.SMIBStepPm (sim)FrontEnd → Failed
DynawoDynawo.Examples.SMIB.Standard.GovCt2St4b (sim)FrontEnd → Failed
DynawoDynawo.Examples.SMIB.Standard.GovHydro4St4b (sim)FrontEnd → Failed
DynawoDynawo.Examples.SMIB.Standard.GovSteam1St4b2 (sim)FrontEnd → Failed
DynawoDynawo.Examples.SMIB.Standard.GovSteam1St4bPss2b3 (sim)FrontEnd → Failed
DynawoDynawo.Examples.SMIB.Standard.GovSteamEuSt4b (sim)FrontEnd → Failed
DynawoDynawo.Examples.SVarC.SVarCFaultImp (sim)FrontEnd → Failed
DynawoDynawo.Examples.SVarC.SVarCLoadVarQ (sim)FrontEnd → Failed
DynawoDynawo.Examples.SVarC.SVarCLoadVarQLarge (sim)FrontEnd → Failed
DynawoDynawo.Examples.SVarC.SVarCModeChange (sim)FrontEnd → Failed
DynawoDynawo.Examples.SVarC.SVarCStepURef (sim)FrontEnd → Failed
DynawoDynawo.Examples.Wind.IEC.Neplan.WPP4ACurrentSource2015 (sim)FrontEnd → Failed
DynawoDynawo.Examples.Wind.IEC.Neplan.WPP4ACurrentSource2020 (sim)FrontEnd → Failed
DynawoDynawo.Examples.Wind.IEC.Neplan.WPP4ACurrentSource2020FOCB (sim)FrontEnd → Failed
DynawoDynawo.Examples.Wind.IEC.Neplan.WPP4ACurrentSource2020UDip (sim)FrontEnd → Failed
DynawoDynawo.Examples.Wind.IEC.Neplan.WPP4BCurrentSource2020 (sim)FrontEnd → Failed
DynawoDynawo.Examples.Wind.IEC.Neplan.WPP4BCurrentSource2020FOCB (sim)FrontEnd → Failed
DynawoDynawo.Examples.Wind.IEC.Neplan.WT4ACurrentSource2015 (sim)FrontEnd → Failed
DynawoDynawo.Examples.Wind.IEC.Neplan.WT4ACurrentSource2015FOCB (sim)FrontEnd → Failed
DynawoDynawo.Examples.Wind.IEC.Neplan.WT4ACurrentSource2020 (sim)FrontEnd → Failed
DynawoDynawo.Examples.Wind.IEC.Neplan.WT4ACurrentSource2020FOCB (sim)FrontEnd → Failed
DynawoDynawo.Examples.Wind.IEC.Neplan.WT4BCurrentSource2015 (sim)FrontEnd → Failed
DynawoDynawo.Examples.Wind.IEC.Neplan.WT4BCurrentSource2015FOCB (sim)FrontEnd → Failed
DynawoDynawo.Examples.Wind.IEC.Neplan.WT4BCurrentSource2020 (sim)FrontEnd → Failed
DynawoDynawo.Examples.Wind.IEC.Neplan.WT4BCurrentSource2020FOCB (sim)FrontEnd → Failed
DynawoDynawo.Examples.Wind.WECC.WT4ACurrentSource (sim)FrontEnd → Failed
DynawoDynawo.Examples.Wind.WECC.WT4BCurrentSource (sim)FrontEnd → Failed
DynawoDynawo.Examples.Wind.WECC.WTG4ACurrentSource (sim)FrontEnd → Failed
DynawoDynawo.Examples.Wind.WECC.WTG4BCurrentSource (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.BESS.WECC.BESSCurrentSource (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.ENTSOE.TestCase2 (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.ENTSOE.TestCase3 (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.GridForming.EpriSmib (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.GridForming.GridForming (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.HVDC.HVDC (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.IEEE118.TestCases.IEEE118NoEvent (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.IEEE14.TestCases.IEEE14CLA (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.IEEE14.TestCases.IEEE14DisconnectLine (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.IEEE14.TestCases.IEEE14NoEvent (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.IEEE57.TestCases.IEEE57DisconnectLine (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.IEEE57.TestCases.IEEE57HvdcPsDisconnectLine (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.IEEE57.TestCases.IEEE57NoEvent (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.IllustrativeExamples.DynaFlow.CoordinatedVControl (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.IllustrativeExamples.DynaFlow.PhaseShifterTransformer (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.InertialGrid.DoubleInertialGrid (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Nordic.TestCases.LoadFlow (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Nordic.TestCases.TestCase (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Photovoltaics.WECC.PVCurrentSource (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Photovoltaics.WECC.PVVoltageSource2 (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Photovoltaics.WECC.PVVoltageSource4 (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.RVS.TestCases.LoadFlow (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.RVS.TestCases.TestA.TestAAlphaBetaLoadNoRestorative (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.RVS.TestCases.TestA.TestAAlphaBetaLoadRestorative (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.RVS.TestCases.TestA.TestAShuntNoRestorative (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.RVS.TestCases.TestB.TestBNoSvcLoadReset (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.RVS.TestCases.TestB.TestBNoSvcNoLoadReset (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.RVS.TestCases.TestB.TestBSvcLoadReset (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.RVS.TestCases.TestB.TestBSvcNoLoadReset (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.SMIB.SMIBStepEfdPm (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.SMIB.SMIBStepPm (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.SMIB.Standard.GovCt2St4b (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.SMIB.Standard.GovHydro4St4b (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.SMIB.Standard.GovSteam1St4b2 (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.SMIB.Standard.GovSteam1St4bPss2b3 (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.SMIB.Standard.GovSteamEuSt4b (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.SVarC.SVarCFaultImp (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.SVarC.SVarCLoadVarQ (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.SVarC.SVarCLoadVarQLarge (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.SVarC.SVarCModeChange (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.SVarC.SVarCStepURef (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Wind.IEC.Neplan.WPP4ACurrentSource2015 (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Wind.IEC.Neplan.WPP4ACurrentSource2020 (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Wind.IEC.Neplan.WPP4ACurrentSource2020FOCB (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Wind.IEC.Neplan.WPP4ACurrentSource2020UDip (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Wind.IEC.Neplan.WPP4BCurrentSource2020 (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Wind.IEC.Neplan.WPP4BCurrentSource2020FOCB (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Wind.IEC.Neplan.WT4ACurrentSource2015 (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Wind.IEC.Neplan.WT4ACurrentSource2015FOCB (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Wind.IEC.Neplan.WT4ACurrentSource2020 (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Wind.IEC.Neplan.WT4ACurrentSource2020FOCB (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Wind.IEC.Neplan.WT4BCurrentSource2015 (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Wind.IEC.Neplan.WT4BCurrentSource2015FOCB (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Wind.IEC.Neplan.WT4BCurrentSource2020 (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Wind.IEC.Neplan.WT4BCurrentSource2020FOCB (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Wind.WECC.WT4ACurrentSource (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Wind.WECC.WT4BCurrentSource (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Wind.WECC.WTG3CurrentSource1 (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Wind.WECC.WTG3CurrentSource2 (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Wind.WECC.WTG4ACurrentSource1 (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Wind.WECC.WTG4ACurrentSource2 (sim)FrontEnd → Failed
Dynawo_devDynawo.Examples.Wind.WECC.WTG4BCurrentSource (sim)FrontEnd → Failed
ModelicaTestOverdeterminedModelicaTestOverdetermined.ConsistentInitialization.Fluid.TwoVolumesEquationsFullInitial (sim)Failed → FrontEnd
ModelicaTestOverdeterminedModelicaTestOverdetermined.ConsistentInitialization.Fluid.TwoVolumesEquationsFullSteadyStateMassAndEnergy (sim)Failed → FrontEnd
ModelicaTestOverdeterminedModelicaTestOverdetermined.ConsistentInitialization.Fluid.TwoVolumesEquationsReducedInitial (sim)Failed → FrontEnd
ModelicaTestOverdeterminedModelicaTestOverdetermined.InconsistentInitialization.Fluid.TwoVolumesEquationsFullInitialInconsistent (sim)Failed → FrontEnd
OpenIPSLOpenIPSL.Examples.DAEMode.N44_Base_Case_Systems.Nordic44_Base_Case_StateEvents (sim)BackEnd performance 0:01:18 → 45.23
OpenIPSLOpenIPSL.Examples.DAEMode.N44_Base_Case_Systems.Nordic44_Base_Case_StateEvents2 (sim)BackEnd performance 0:01:21 → 46.42
OpenIPSLOpenIPSL.Examples.N44.Base_Case.Nordic44_Base_Case (sim)Templates performance 11.50 → 6.50
OpenIPSLOpenIPSL.Tests.FACTS.TCSC_Test (sim)Simulate → Compile
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_N_4_M_4 (sim)SimCode performance 3.50 → 10.12
ScalableTestGrids_nooptScalableTestGrids.Models.Type2.Type2_noTap___N_4_M_4 (sim)SimCode performance 3.33 → 11.87
ScalableTestSuiteScalableTestSuite.Elementary.Tables.ScaledExperiments.CombiTimeTable_N_16000 (sim)Failed → FrontEnd
ScalableTestSuiteScalableTestSuite.Elementary.Tables.ScaledExperiments.TimeTable_N_16000 (sim)Failed → FrontEnd
ThermoPowerThermoPower.PowerPlants.SteamTurbineGroup.Tests.TestTurbineHPefficiency (sim)Templates → Failed
VehicleInterfacesVehicleInterfaces.Roads.Examples.CheckFunctionDifferentiation_FlatRoads (sim)Failed → FrontEnd