OpenModelica master-fmi from 2026-03-11 11:22:06 to 2026-03-13 14:48:09

Summary

OMC Commits8
Libraries Changed15
Number of Improvements40
Number of Regressions11
Number of Performance Improvements8
Number of Performance Regressions9

OpenModelica Changes

CommitDateAuthorSummary
13b2cfd7652026-03-12 14:56:23 +0100Per ÖstlundFix Base Modelica export of break (#15203)
79589b62322026-03-11 18:04:32 +0100Adeel AsgharLink re-simulate toolbar buttons to active simulation window (#15193)
c109f580e72026-03-11 17:54:40 +0100kabdelhak[NB] update resizable jacobian (#15176)
c99f386bdc2026-03-11 16:08:21 +0100Per ÖstlundFix inlining for Base Modelica (#15192)
78a1c265032026-03-11 15:40:26 +0100Adeel AsgharEscape spaces so that GNU include can work correctly (#15191)
95c1f307bc2026-03-11 15:15:57 +0100Per ÖstlundChange extension for files generated by Base Modelica tests (#15190)
dc8f191eab2026-03-11 14:01:13 +0100Per ÖstlundFix collection of functions when inlining Base Modelica (#15188)
02a46ba1af2026-03-11 13:51:28 +0100Per ÖstlundRemove short flag for --version (#15189)

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
0e9c5982026-03-25 11:23:03 +0100AndreasDon't fail all-reporst.py when branch history is missing (#278)
281a6792026-03-16 11:21:16 +0100AndreasRemove Base Modelica MTK test (#276)

Library Changes

LibraryChange
AixLibFrom version 2.1.1 (https://github.com/RWTH-EBC/AixLib/archive/b9d4d88d1fb38511d2af0958f11855c14064841a.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post126-gc73a31b-linux-debug info: 1 warnings info: 0 errors to 2.1.1 (https://github.com/RWTH-EBC/AixLib/archive/b9d4d88d1fb38511d2af0958f11855c14064841a.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post127-g0b655a2-linux-debug info: 1 warnings info: 0 errors
BuildSysProFrom version 3.7.0 (https://github.com/EDF-TREE/BuildSysPro/archive/7e8198a827d69e7127828bb09b07262ebcb621c9.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post126-gc73a31b-linux-debug info: 1 warnings info: 0 errors to 3.7.0 (https://github.com/EDF-TREE/BuildSysPro/archive/7e8198a827d69e7127828bb09b07262ebcb621c9.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post127-g0b655a2-linux-debug info: 1 warnings info: 0 errors
BuildingSystemsFrom version 2.0.0-master (37f23a121434b999f66f0bf7ee16bb67ad8b2b83) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post126-gc73a31b-linux-debug info: 1 warnings info: 0 errors to 2.0.0-master (37f23a121434b999f66f0bf7ee16bb67ad8b2b83) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post127-g0b655a2-linux-debug info: 1 warnings info: 0 errors
Buildings_11From version 11.1.1-maint.11.x (https://github.com/lbl-srg/modelica-buildings/archive/12f5f1987db61d7bf56fed5e07af2dd807f74cfa.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post126-gc73a31b-linux-debug info: 1 warnings info: 0 errors to 11.1.1-maint.11.x (https://github.com/lbl-srg/modelica-buildings/archive/12f5f1987db61d7bf56fed5e07af2dd807f74cfa.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post127-g0b655a2-linux-debug info: 1 warnings info: 0 errors
Buildings_12From version 12.1.1-maint.12.x (https://github.com/lbl-srg/modelica-buildings/archive/72423dd099c34c383be7b88ae280b1f5c1589d60.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post126-gc73a31b-linux-debug info: 1 warnings info: 0 errors to 12.1.1-maint.12.x (https://github.com/lbl-srg/modelica-buildings/archive/72423dd099c34c383be7b88ae280b1f5c1589d60.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post127-g0b655a2-linux-debug info: 1 warnings info: 0 errors
Buildings_latestFrom version 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/b45ef02a949be99a1a975e2ae7c7dc3651944c00.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post126-gc73a31b-linux-debug info: 1 warnings info: 0 errors to 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/ad4273c1f580eebace5d8fced36082243db70ab9.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post127-g0b655a2-linux-debug info: 1 warnings info: 0 errors
Chemical_masterFrom version 2.0.1-master (218185566941eeb217279cbad000583ee70836a1) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post126-gc73a31b-linux-debug info: 1 warnings info: 0 errors to 2.0.1-master (b579ba4ab75168c02f3c7a7a3e3efa17231f4b33) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post127-g0b655a2-linux-debug info: 1 warnings info: 0 errors
Dynawo_devFrom version 1.8.0-master (8a5988883892027cedb53b673478acdbc9718ff6) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post126-gc73a31b-linux-debug info: 1 warnings info: 0 errors to 1.8.0-master (39c21470814e1e7efa07e908b4006e9874bfbb9e) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post127-g0b655a2-linux-debug info: 1 warnings info: 0 errors
GreenhousesFrom version 1.0.0-master (845525ed51e3048447839e8896e25f3690c02eb9) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post126-gc73a31b-linux-debug info: 1 warnings info: 0 errors to 1.0.0-master (845525ed51e3048447839e8896e25f3690c02eb9) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post127-g0b655a2-linux-debug info: 1 warnings info: 0 errors
ModelicaTestOverdeterminedFrom version 4.1.0+maint.om (https://github.com/OpenModelica/OpenModelica-ModelicaStandardLibrary/archive/7a4bf7de77a3986e8eb1e88cbb515d646f78f834.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post126-gc73a31b-linux-debug info: 1 warnings info: 0 errors to 4.1.0+maint.om (https://github.com/OpenModelica/OpenModelica-ModelicaStandardLibrary/archive/7a4bf7de77a3986e8eb1e88cbb515d646f78f834.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post127-g0b655a2-linux-debug info: 1 warnings info: 0 errors
Modelica_3.2.3From version 3.2.3+maint.om (https://github.com/OpenModelica/OpenModelica-ModelicaStandardLibrary/archive/efd981a1176f124938d6d6759f7c09e0fbf55ddf.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post126-gc73a31b-linux-debug info: 1 warnings info: 0 errors to 3.2.3+maint.om (https://github.com/OpenModelica/OpenModelica-ModelicaStandardLibrary/archive/efd981a1176f124938d6d6759f7c09e0fbf55ddf.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post127-g0b655a2-linux-debug info: 1 warnings info: 0 errors
Modelica_4.0.0From version 4.0.0+maint.om (96032134c36668898e1693e69bd9f81aa38de3dd) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post126-gc73a31b-linux-debug info: 1 warnings info: 0 errors to 4.0.0+maint.om (96032134c36668898e1693e69bd9f81aa38de3dd) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post127-g0b655a2-linux-debug info: 1 warnings info: 0 errors
Modelica_trunkFrom version trunk (https://github.com/OpenModelica/OpenModelica-ModelicaStandardLibrary/archive/ad77ef2a67d1f179b3598bc178f5e0168511797d.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post126-gc73a31b-linux-debug info: 1 warnings info: 0 errors to trunk (https://github.com/OpenModelica/OpenModelica-ModelicaStandardLibrary/archive/ad77ef2a67d1f179b3598bc178f5e0168511797d.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post127-g0b655a2-linux-debug info: 1 warnings info: 0 errors
ScalableTestGrids_nooptFrom version 1.2.0 (https://github.com/PowerGrids/ScalableTestGrids/archive/f18d08e87f948a85992343913e1adfd7d24cad95.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post126-gc73a31b-linux-debug info: 1 warnings info: 0 errors to 1.2.0 (https://github.com/PowerGrids/ScalableTestGrids/archive/f18d08e87f948a85992343913e1adfd7d24cad95.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post127-g0b655a2-linux-debug info: 1 warnings info: 0 errors
ScalableTestSuiteFrom version 2.2.0-master (ce9eedecd9f6c487d11cfc2ed9724e75c0229323) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post126-gc73a31b-linux-debug info: 1 warnings info: 0 errors to 2.2.0-master (ce9eedecd9f6c487d11cfc2ed9724e75c0229323) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 4, column 1: syntax error while parsing value - unexpected '}'; expected end of input OMSimulator v3.0.0.post127-g0b655a2-linux-debug info: 1 warnings info: 0 errors

Models Affected

AixLibAixLib.ThermalZones.ReducedOrder.Examples.MultizoneMoistAirCO2 (sim)Compile performance 0:03:56 → 0:06:58
BuildSysProBuildSysPro.Systems.HVAC.Production.HeatPump.FixedSpeed.Examples.MozartMultizoneHeatingSystem (sim)Compile performance 0:03:24 → 0:06:16
BuildingSystemsBuildingSystems.Applications.HeatingSystems.HeatPumpHeatingSystem (sim)Compile performance 0:02:42 → 0:01:35
Buildings_11Buildings.Applications.DataCenters.ChillerCooled.Examples.IntegratedPrimarySecondaryEconomizer (sim)Failed → Compile
Buildings_11Buildings.Applications.DataCenters.ChillerCooled.Examples.NonIntegratedPrimarySecondaryEconomizer (sim)Failed → Compile
Buildings_11Buildings.DHC.ETS.Combined.Examples.ChillerOnly (sim)Failed → Verify
Buildings_11Buildings.DHC.ETS.Combined.Validation.ChillerOnly (sim)Failed → Verify
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case600FF (sim)Verify → Failed
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case670 (sim)Compile → Failed
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case685 (sim)Compile → Failed
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case695 (sim)Failed → Simulate
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case940 (sim)Simulate → Failed
Buildings_11Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.SampledModel.OnlyExteriorWallWithWindow (sim)Compile performance 0:01:57 → 0:04:06
Buildings_12Buildings.Applications.DataCenters.ChillerCooled.Examples.IntegratedPrimarySecondaryEconomizer (sim)Compile → Failed
Buildings_12Buildings.Fluid.HeatExchangers.Validation.WetCoilEffectivenessNTUHeating (sim)Failed → Verify
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case650 (sim)Failed → Compile
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case670 (sim)Compile → Failed
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case695 (sim)Compile → Failed
Buildings_12Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindowExteriorShade (sim)Compile performance 0:02:21 → 0:04:22
Buildings_12Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindowInteriorShade (sim)Failed → Verify
Buildings_12Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.SampledModel.OnlyExteriorWallWithWindow (sim)Compile performance 0:04:19 → 0:02:01
Buildings_12Buildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.ASHRAE2006Winter (sim)Compile → Failed
Buildings_latestBuildings.Applications.DataCenters.ChillerCooled.Examples.IntegratedPrimarySecondaryEconomizer (sim)Failed → Compile
Buildings_latestBuildings.DHC.Loads.BaseClasses.Examples.CouplingSpawnZ6 (sim)Failed → Compile
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case670 (sim)Simulate → Failed
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case685 (sim)Failed → Simulate
Buildings_latestBuildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindow (sim)Compile performance 0:02:01 → 0:04:01
Buildings_latestBuildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.SampledModel.OnlyExteriorWallWithWindowInteriorShade (sim)Failed → Verify
Buildings_latestBuildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.ASHRAE2006Winter (sim)Failed → Compile
Chemical_masterChemical.Examples.EnzymeKinetics (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.ExothermicReaction (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.HydrogenCombustion (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.OxygenInWater (sim)Failed → SimCode
Chemical_masterChemical.Examples.SimpleForwardReaction (sim)Failed → Simulate
Chemical_masterChemical.Examples.SimpleReaction (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.SimpleReaction2 (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.SimpleReaction22 (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.SimpleReactionInSolution (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.SimpleReactionPathway (sim)Failed → SimCode
Chemical_masterChemical.Examples.SimpleReactionsWithJunction (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.SimpleReactionsWithJunction2 (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.SimpleReactionsWithJunction3 (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.debug.EnzymeKinetics2 (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.debug.EnzymeKinetics2_ (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.debug.EnzymeKinetics3 (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.debug.SimpleReaction2_ (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.debug.SimpleReaction2__ (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.debug.SimpleReaction_back (sim)Failed → FrontEnd
Chemical_masterChemical.Processes.Tests.TestFlow (sim)Failed → SimCode
Dynawo_devDynawo.Examples.Wind.WECC.WT4ACurrentSource (sim)Simulate → Verify
Dynawo_devDynawo.Examples.Wind.WECC.WT4BCurrentSource (sim)Simulate → Verify
Dynawo_devDynawo.Examples.Wind.WECC.WTG4BCurrentSource (sim)Simulate → Verify
GreenhousesGreenhouses.Examples.Greenhouse_1 (sim)Compile performance 0:04:41 → 0:08:50
ModelicaTestOverdeterminedModelicaTestOverdetermined.ConsistentInitialization.Fluid.DynamicPipeLumpedPressureInitialization (sim)BackEnd performance 10.64 → 0.61 Compile performance 32.81 → 18.28
Modelica_3.2.3Modelica.Electrical.PowerConverters.Examples.ACDC.RectifierBridge2mPulse.ThyristorBridge2mPulse_DC_Drive (sim)Compile → Simulate
Modelica_3.2.3Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.InductionMachines.IMC_Initialize (sim)Compile → Simulate
Modelica_3.2.3Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.SynchronousMachines.SMEE_Generator (sim)Simulate performance 23.95 → 9.55
Modelica_3.2.3Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.SynchronousMachines.SMPM_CurrentSource (sim)Simulate performance 19.91 → 6.11
Modelica_3.2.3Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.SynchronousMachines.SMR_CurrentSource (sim)Simulate performance 18.73 → 7.28
Modelica_4.0.0Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.InductionMachines.IMC_Initialize (sim)Simulate → Compile
Modelica_4.0.0Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.SynchronousMachines.SMEE_Generator (sim)Simulate performance 8.76 → 23.58
Modelica_4.0.0Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.SynchronousMachines.SMR_CurrentSource (sim)Simulate performance 6.01 → 21.18
Modelica_4.0.0Modelica.Mechanics.MultiBody.Examples.Elementary.FreeBody (sim)Simulate performance 0.47 → 12.59
Modelica_4.0.0Modelica.Mechanics.MultiBody.Examples.Loops.EngineV6 (sim)Compile → Failed
Modelica_4.0.0Modelica.Mechanics.MultiBody.Examples.Systems.RobotR3.FullRobot (sim)Simulate performance 33.71 → 3.68
Modelica_4.0.0Modelica.Mechanics.MultiBody.Examples.Systems.RobotR3.OneAxis (sim)Simulate performance 30.40 → 0.39
Modelica_trunkModelica.Electrical.PowerConverters.Examples.ACDC.RectifierBridge2mPulse.ThyristorBridge2mPulse_DC_Drive (sim)Compile → Simulate
ScalableTestGrids_nooptScalableTestGrids.Models.Type2.Type2_noTap___N_3_M_4 (sim)
ScalableTestGrids_nooptScalableTestGrids.Models.Type2.Type2_tapEv___N_3_M_4 (sim)
ScalableTestSuiteScalableTestSuite.Electrical.BreakerCircuits.ScaledExperiments.BreakerNetwork_N_640_M_10 (sim)Failed → Verify