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Status: accepted (11 matches)

Ticket Summary Owner Type Priority Version Resolution
#2820 initialization of discrete states Lennart Ochel defect high trunk
#3069 Model needs very long simulation time with Cellier Tearing Patrick Täuber defect high trunk
#3133 Uncertainties and OpenTURNS support is broken Adrian Pop defect high trunk
#3230 Initialization handles when-clauses within algorithms wrong Lennart Ochel defect high trunk
#3478 Performance issue for Chemical.Examples.AcidBase.AlbuminTitration Lennart Ochel defect high
#3849 Wrong constant evaluation of final parameter arrays in the back-end Adrian Pop defect high
#3886 Identically unit information for states and state derivatives Lennart Ochel defect high
#3998 OMC does not search in the correct places for libs under Linux Martin Sjölund defect high v1.11.0
#4301 Feature to break the simulation when the steady state has been reached Lennart Ochel enhancement high
#3926 Parameter calculation with numerical Jacobian leads to wrong results Willi Braun defect normal
#1932 Redesign When Equation Implementation in Backend Willi Braun enhancement low trunk

Status: assigned (31 matches)

Ticket Summary Owner Type Priority Version Resolution
#1478 Handling mixed systems containing discrete iteration variables somebody defect critical trunk
#2548 libs paramerter of SimCode.makefileParams for msvc is not correct Adrian Pop defect critical trunk
#1232 Equation systems in when equations not handled correctly Willi Braun defect high
#1427 Assignment of continuous signals to discrete variables should be rejected Lennart Ochel defect high
#1451 Backend scaling for simple array-equation Patrick Täuber defect high
#1552 Optimize algorithm sections whenever possible Willi Braun defect high
#1643 FMU is not re-initialized after set continuous state Jens Frenkel defect high trunk
#1688 Reinit of non-state variables Lennart Ochel defect high
#1884 incompatible types when assigning to type 'modelica_real' from type 'modelica_string' somebody defect high trunk
#2080 Mechanics.MultiBody.Examples.Constraints.PrismaticJoint Lennart Ochel defect high trunk
#2120 Make sure solving for a variable always solves the equation Patrick Täuber defect high trunk
#2500 premature optimization when generating simulation code Adrian Pop defect high trunk
#2618 Reinitial in algorithm section also continuos relations Karim Adbdelhak defect high trunk
#2969 differentiate delay expr Andreas Heuermann defect high trunk
#3383 Issues with Modelica_Noise Beta 1 Backend Per Östlund defect high trunk
#3511 BackendDAEUtil.tryToSolveOrDerive don't use functionTree Lennart Ochel defect high
#3668 Memory allocation of the back-end and code generation grows quadratically with the system size Willi Braun defect high v1.9.4-dev-nightly
#3957 Simulation errors with hierarchical state machines in Modelica 3.3 Bernhard Thiele defect high v1.10.0-dev-nightly
#3997 Missing replacement of identifiers when inlining functions Adrian Pop defect high
#4122 Simulation fails in OpenModelica, Works in JModelica Willi Braun defect high v1.11.0
#4420 OpenModelica hangs for minutes on examples that are otherwise solvable in milliseconds Patrick Täuber defect high v1.11.0
#4519 Solving equations with a division by zero defect high
#4892 Execution statistics show wrong solver Willi Braun defect high v1.13.0-dev-nightly
#1211 Nested der-expressions generates invalid simulation code somebody defect normal trunk
#2000 Modelica.Fluid.Examples.IncompressibleFluidNetwork Willi Braun enhancement normal trunk
#3045 Erroneous Nominal min and max for swArc component somebody defect normal trunk
#3252 Abnormal memory consumption during compilation of models with inlined functions and symbolic differentiation Volker Waurich defect normal trunk
#4115 Clarify error message in the absence of voltage reference (ground) Volker Waurich enhancement normal v1.11.0
#4588 Unit propagation and deduction. Lennart Ochel discussion normal
#5539 Stack overflow with tearingSelect Lennart Ochel defect normal
#1429 Some kinds of array equations are not supported somebody defect low

Status: closed (46 matches)

Ticket Summary Owner Type Priority Version Resolution
#3770 clocked equations problem Rüdiger Franke defect blocker fixed
#3772 event clock error Rüdiger Franke defect blocker fixed
#4413 MDD models stopped working Patrick Täuber defect blocker v1.12.0 fixed
#3440 Mixed system detection Lennart Ochel defect critical trunk fixed
#3651 Wrong SimCode.SimVar information for statemachine models Bernhard Thiele defect critical fixed
#1469 Bugs related to division by zero Martin Sjölund defect high wontfix
#2501 Cannot solve linear system Willi Braun defect high trunk fixed
#2511 Trouble loading Modelica Model in OpenModelica probably noone defect high trunk invalid
#2573 Angles for Modelica.Mechanics.MultiBody.Parts.FixedRotation not getting enabled probably noone defect high trunk duplicate
#2773 Linear tearing slower than not using it Willi Braun defect high trunk fixed
#2842 Invalid use of pre-calls somebody defect high trunk fixed
#2921 Final parameters that depend on non-final parameters should not be replaced in the front-end or back-end somebody defect high trunk fixed
#2945 Translation error Willi Braun defect high trunk fixed
#3308 index reduction fails for tuple assignment somebody defect high v1.9.4-v1.9.x fixed
#3512 improve solveSimpleEquation Vitalij Ruge defect high worksforme
#3643 Change in parameters after translation has no effekt on dependend protected parameter Adeel Ashgar defect high fixed
#3713 MSL new MatrixVectorProduct messes up backend Lennart Ochel defect high v1.9.4-dev-nightly fixed
#3771 Wrong clock interval Volker Waurich defect high duplicate
#3812 Functions that depend on parameters should only get evaluated once Patrick Täuber enhancement high fixed
#3830 Flag to deactivate tearing for certain components Patrick Täuber enhancement high fixed
#3874 TanksWithOverflow fails if wrapFunctionCalls and removeSimpleEquation are enabled Lennart Ochel defect high fixed
#3913 modelica_Synchronous runtime error Willi Braun defect high v1.10.0-dev-nightly fixed
#3927 Linear initial equations with non-fixed parameters are detected as nonlinear Patrick Täuber defect high fixed
#3993 Back-end fails with MSL 3.2.2 TimeTable but works with MSL 3.2.1 Volker Waurich defect high fixed
#4000 Module EvaluateFunctions.evaluateConstantFunctionCallExp takes very long for some kinds of models Patrick Täuber enhancement high fixed
#4030 delayTime not a parameter expression somebody defect high invalid
#4046 nonlinear systems around external functions Patrick Täuber defect high v1.9.4-v1.9.x fixed
#4088 evalFunc and array type Volker Waurich defect high fixed
#4096 ExpressionSolve cannot solve with respect to array elements Vitalij Ruge defect high invalid
#4119 singulare model pass backend somebody defect high worksforme
#4191 Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.AIMC_DOL_MultiPhase has one state too many Volker Waurich defect high fixed
#4225 Scalable Testsuite decrease Lennart Ochel defect high invalid
#4271 Loss of modification equations during transformation Lennart Ochel defect high fixed
#4405 Modelica_Synchronous.Examples.SimpleControlledDrive.ClockedWith_AD_DA_Effects Volker Waurich defect high fixed
#4446 Function input iteration leads to wrong results Patrick Täuber defect high fixed
#4850 wrapFunctionCalls failed for sum Vitalij Ruge defect high fixed
#4869 inStream 0/0 Vitalij Ruge defect high fixed
#4891 Time event not correctly recognized and handled as state event Lennart Ochel defect high v1.13.0-dev-nightly duplicate
#5587 Bad value for interpolation in delayImpl defect high v1.13.2 fixed
#5783 OME fails to translate a model due to assigning min, max and nominal to dummy boolean (New frontend) Karim Adbdelhak defect high v1.16.0-dev duplicate
#5797 Disabling tearing breaks code generation in power system model when algorithms are involved Mahder Alemseged Gebremedhin defect high fixed
#2318 Strange tuple in initial equation in Modelica.Blocks.Examples.Filter Lennart Ochel defect normal trunk fixed
#2996 This very simple circuit fails Karim Adbdelhak defect normal trunk fixed
#3569 ThermoSysPro examples run into chattering issues somebody defect normal fixed
#4764 Reducing variability from variable to parameter causes underdetermined equation system Lennart Ochel defect normal v1.12.0 worksforme
#3682 bindValue in BackendDAE.Var Lennart Ochel discussion low v1.9.4-dev-nightly fixed

Status: new (12 matches)

Ticket Summary Owner Type Priority Version Resolution
#2634 underdetermined initialization problems lead to division by zero Lennart Ochel defect critical trunk
#4131 Superfluous variables and parameters are part of the simulation Lennart Ochel defect critical
#5148 Changes of integer input of FMU are ignored Lennart Ochel defect critical v1.13.0-dev-nightly
#1441 Removing STMT_TUPLE_ASSIGN Martin Sjölund defect high
#1551 Index reduction fails for "simple" model Martin Sjölund defect high trunk
#1822 Replaceable type cannot unify with itself somebody defect high trunk
#1899 Discusssion on how to make the generated code smaller somebody discussion high trunk
#2287 algorithm assigning an array fails during transformation probably noone defect high trunk
#2319 no support for discrete equation systems probably noone defect high trunk
#2463 Error when removing simple equations for a simple model probably noone defect high trunk
#2466 Over-determined system probably noone defect high trunk
#2473 FMU Export Option 32bit/64bit version probably noone enhancement high trunk
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