OpenModelica master-fmi from 2026-01-29 00:23:29 to 2026-01-30 21:56:27

Summary

OMC Commits9
Libraries Changed15
Number of Improvements15
Number of Regressions16
Number of Performance Improvements6
Number of Performance Regressions9

OpenModelica Changes

CommitDateAuthorSummary
86f822f42c2026-01-30 17:07:07 +0100Per ÖstlundClean up zero-based List functions (#14964)
fb0b01db3c2026-01-30 17:02:24 +0100AndreasAdding OpenSuse devcontainer (#14963)
00a66c06262026-01-30 17:02:06 +0100phannebohmMake type restriction enumeration, cleanup stuff (#14962)
4a96d9b60e2026-01-30 13:06:08 +0100phannebohmFix XML escape for string start value (#14958)
7d07b996082026-01-30 11:13:56 +0100Pascal SchmidAdd OMCompiler bootstrapping sources as a Git submodule (#14955)
deece65f872026-01-29 17:24:44 +0100Adeel AsgharShow left y-axis by default (#14956)
adb8777a4c2026-01-29 13:29:45 +0100Adeel AsgharFix enable annotation for nested replaceable parameters (#14939)
dd27e00b922026-01-29 13:29:15 +0100Per ÖstlundInstantiate replaceable classes for getModelInstance (#14948)
32ab0c56bc2026-01-29 13:18:45 +0100phannebohmRefactor serialization (#14949)

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
f2691882025-12-11 11:52:34 +0100Adrian Popadd extra simflags gbode (#262)
a8b7fb32025-12-04 12:35:20 +0100Adrian Popupdate HelmholtzMedia (#261)

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.post121-g287953c-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.post122-gca07698-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.post121-g287953c-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.post122-gca07698-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/1e5a28b58b94bccb7093d37a9bebd9c0bfc51881.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.post121-g287953c-linux-debug info: 1 warnings info: 0 errors to 11.1.1-maint.11.x (https://github.com/lbl-srg/modelica-buildings/archive/6bfe74b8c6d2b6f109b99d778b1ceff796ecec7a.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.post122-gca07698-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/19ef4ed52eab46e4b8aecbcaa28655e58d0c1244.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.post121-g287953c-linux-debug info: 1 warnings info: 0 errors to 12.1.1-maint.12.x (https://github.com/lbl-srg/modelica-buildings/archive/de671b96c9a62168627a4cd76cc6841166bb552f.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.post122-gca07698-linux-debug info: 1 warnings info: 0 errors
Buildings_latestFrom version 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/bd2bf4bcfe0d623a1194399067ff6ebdaac5b091.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.post121-g287953c-linux-debug info: 1 warnings info: 0 errors to 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/c8c3f3c57683df2999dc6bda104dace1cef6a7bc.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.post122-gca07698-linux-debug info: 1 warnings info: 0 errors
ChemicalFrom version 2.0.0 (https://github.com/MarekMatejak/Chemical/archive/2da36279db8adf3effa142a8dfa270c40b0e517d.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.post121-g287953c-linux-debug info: 1 warnings info: 0 errors to 2.0.0 (https://github.com/MarekMatejak/Chemical/archive/2da36279db8adf3effa142a8dfa270c40b0e517d.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.post122-gca07698-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.post121-g287953c-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.post122-gca07698-linux-debug info: 1 warnings info: 0 errors
IDEASFrom version 3.0.0 (https://github.com/open-ideas/IDEAS/archive/a7be00b7e07943c0acda1b5799a8d32bea896d7b.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.post121-g287953c-linux-debug info: 1 warnings info: 0 errors to 3.0.0 (https://github.com/open-ideas/IDEAS/archive/a7be00b7e07943c0acda1b5799a8d32bea896d7b.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.post122-gca07698-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.post121-g287953c-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.post122-gca07698-linux-debug info: 1 warnings info: 0 errors
Modelica_4.1.0From 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.post121-g287953c-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.post122-gca07698-linux-debug info: 1 warnings info: 0 errors
Modelica_trunkFrom version trunk (https://github.com/OpenModelica/OpenModelica-ModelicaStandardLibrary/archive/baaac1f647971186604ee33ae832824e8eb75007.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.post121-g287953c-linux-debug info: 1 warnings info: 0 errors to trunk (https://github.com/OpenModelica/OpenModelica-ModelicaStandardLibrary/archive/baaac1f647971186604ee33ae832824e8eb75007.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.post122-gca07698-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.post121-g287953c-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.post122-gca07698-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.post121-g287953c-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.post122-gca07698-linux-debug info: 1 warnings info: 0 errors
ThermofluidStreamFrom version 1.2.0 (https://github.com/DLR-SR/ThermofluidStream/archive/8d2287a558d9d5e3a6235c981d5a60044dae5b61.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.post121-g287953c-linux-debug info: 1 warnings info: 0 errors to 1.2.0 (https://github.com/DLR-SR/ThermofluidStream/archive/8d2287a558d9d5e3a6235c981d5a60044dae5b61.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.post122-gca07698-linux-debug info: 1 warnings info: 0 errors
VehicleInterfacesFrom version 2.0.2 (https://github.com/modelica/VehicleInterfaces/archive/10b6936fb781f3df00cff8b62b502f13ca90e3ed.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.post121-g287953c-linux-debug info: 1 warnings info: 0 errors to 2.0.2 (https://github.com/modelica/VehicleInterfaces/archive/10b6936fb781f3df00cff8b62b502f13ca90e3ed.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.post122-gca07698-linux-debug info: 1 warnings info: 0 errors

Models Affected

AixLibAixLib.ThermalZones.ReducedOrder.Examples.ThermalZoneMoistAirSwimmingPool (sim)Compile performance 0:04:20 → 0:02:08
BuildingSystemsBuildingSystems.Fluid.Geothermal.Borefields.Validation.ConstantHeatInjection_100Boreholes (sim)Compile → Failed
Buildings_11Buildings.DHC.ETS.Combined.Examples.ChillerOnly (sim)Verify → Failed
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.TestConditionalConstructions.OnlyExteriorWallWithWindow (sim)Failed → Verify
Buildings_11Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindowInteriorShade (sim)Verify → Failed
Buildings_11Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.SampledModel.OnlyExteriorWallWithWindow (sim)Compile performance 0:04:03 → 0:01:57
Buildings_12Buildings.DHC.ETS.Combined.Examples.ChillerOnly (sim)Verify → Failed
Buildings_12Buildings.Fluid.HeatExchangers.Validation.WetCoilEffectivenessNTUHeating (sim)Failed → Verify
Buildings_12Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 0:07:02 → 0.77
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case640 (sim)Failed → Compile
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case900FF (sim)Verify → Failed
Buildings_12Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindowExteriorShade (sim)Failed → Verify
Buildings_12Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.SampledModel.OnlyExteriorWallWithWindowExteriorShade (sim)Verify → Failed
Buildings_latestBuildings.Applications.DataCenters.ChillerCooled.Examples.IntegratedPrimarySecondaryEconomizer (sim)Failed → Compile
Buildings_latestBuildings.DHC.Loads.BaseClasses.Examples.CouplingSpawnZ6 (sim)Failed → Compile
Buildings_latestBuildings.Fluid.HeatExchangers.Validation.WetCoilEffectivenessNTUCounterFlow (sim)Failed → Verify
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case910 (sim)Failed → Simulate
Buildings_latestBuildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindow (sim)Verify → Failed
Buildings_latestBuildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindowExteriorShade (sim)Compile performance 0:03:51 → 0:02:15
Buildings_latestBuildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.ASHRAE2006Spring (sim)Failed → Compile
Buildings_latestBuildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.ASHRAE2006Summer (sim)Compile → Failed
Buildings_latestBuildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.ASHRAE2006Winter (sim)Compile → Failed
ChemicalChemical.Obsolete.Examples.Hemoglobin.Joels57 (sim)Compile → Failed
GreenhousesGreenhouses.Examples.GlobalSystem_2 (sim)Compile → Failed
GreenhousesGreenhouses.Examples.Greenhouse_1 (sim)Compile performance 0:10:00 → 0:04:49
IDEASIDEAS.Examples.Tutorial.Example10 (sim)Failed → Compile
IDEASIDEAS.Examples.Tutorial.Example7 (sim)Failed → Compile
IDEASIDEAS.Examples.Tutorial.Example8 (sim)Failed → Compile
IDEASIDEAS.Fluid.Geothermal.Borefields.Validation.ConstantHeatInjection_100Boreholes (sim)Failed → Compile
Modelica_4.0.0Modelica.Electrical.PowerConverters.Examples.ACDC.RectifierBridge2mPulse.ThyristorBridge2mPulse_DC_Drive (sim)Simulate → Compile
Modelica_4.1.0Modelica.Electrical.PowerConverters.Examples.ACDC.RectifierBridge2mPulse.ThyristorBridge2mPulse_DC_Drive (sim)Simulate → Compile
Modelica_4.1.0Modelica.Mechanics.MultiBody.Examples.Systems.RobotR3.FullRobot (sim)Simulate performance 3.58 → 33.79
Modelica_4.1.0Modelica.Mechanics.MultiBody.Examples.Systems.RobotR3.OneAxis (sim)Simulate performance 0.40 → 30.40
Modelica_trunkModelica.Electrical.PowerConverters.Examples.ACDC.RectifierBridge2mPulse.ThyristorBridge2mPulse_DC_Drive (sim)Compile → Simulate
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_N_4_M_4 (sim)
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_reduced_N_3_M_4 (sim)
ScalableTestSuiteScalableTestSuite.Electrical.BreakerCircuits.ScaledExperiments.BreakerNetwork_N_640_M_10 (sim)Verify → Failed
ScalableTestSuiteScalableTestSuite.Thermal.Advection.ScaledExperiments.AdvectionReaction_N_3200 (sim)Compile → Failed
ScalableTestSuiteScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CocurrentHeatExchangerEquations_N_640 (sim)Compile performance 0:01:46 → 0:03:06
ThermofluidStreamThermofluidStream.Examples.EspressoMachine (sim)Compile performance 27.52 → 0:01:02
ThermofluidStreamThermofluidStream.Examples.HeatPump (sim)BackEnd performance 3.42 → 10.51
ThermofluidStreamThermofluidStream.Examples.Utilities.Tests.BoilerEspresso (sim)FrontEnd performance 0.86 → 28.12
ThermofluidStreamThermofluidStream.Examples.Utilities.Tests.Piston (sim)Compile performance 20.96 → 47.12
ThermofluidStreamThermofluidStream.Examples.VenturiPump (sim)Compile performance 17.35 → 51.65
ThermofluidStreamThermofluidStream.HeatExchangers.Tests.Recuperator (sim)Simulate performance 31.76 → 13.44
VehicleInterfacesVehicleInterfaces.Examples.ConventionalManualVehicle (sim)Compile performance 18.79 → 33.79