id Summary Status Type Priority Milestone Component 5408 GUI annotations are not inherited correctly new defect blocker 2.0.0 Interactive Environment 5709 Equidistant time grid not working properly new defect blocker 1.19.0 *unknown* 5743 Export of plotted variables broken for parameters new defect blocker 1.19.0 Scripts 5828 [NFApi] The -d=nfAPI misses parameters in dialogs new defect blocker 1.19.0 Interactive Environment 1478 Handling mixed systems containing discrete iteration variables assigned defect critical Future Backend 1814 Typechecker incorrectly unifies distinct types through polymorphic type variables new defect critical Future Frontend 2221 Documentation of Scripting and Communication Protocol new defect critical Future Interactive Environment 2734 numeric evaluation of expressions in the symbolic pre-processing new defect critical Future Frontend 2946 events are treated badly new defect critical Future Run-time 3399 Add more granularity to function evaluation new defect critical Future Frontend 3937 ScalableTestSuite...OneGeneratorStepLoad fails for IDA solver new defect critical Future Run-time 4477 C++ Runtime Regression for pre(array) crefs new defect critical Cpp Run-time 4510 Importance of residual scaling for the proper operation of the default nonlinear solver new defect critical Run-time 4674 Wrong return values for getParameterValue for inherited classes new defect critical Future Interactive Environment 4693 Changing input values in interactive simulation fails for model sizes above a certain threshold new defect critical Interactive Environment 5943 Get rid of OPENMODELICAHOME (and OPENMODELICALIBRARY) new defect critical 2.0.0 Interactive Environment 6006 Migrate this Trac to Github new task critical Future *unknown* 1770 Polymorphism breaks in RML and OMC new defect high Future Build Environment 1815 Type variables cannot be (explicitly) unified even though the compiler can unify them new defect high Future Frontend 1822 Replaceable type cannot unify with itself new defect high Future Backend 1884 incompatible types when assigning to type 'modelica_real' from type 'modelica_string' assigned defect high Future Backend 1899 Discusssion on how to make the generated code smaller new discussion high Future Backend 2061 combine plots from different result-files new discussion high Future Interactive Environment 2094 Function testcase not covered by BuildModelRecursive.mos new defect high Future Frontend 2157 Automatic generation of HTML documentation from Modelica packages new enhancement high 2.0.0 Frontend 2213 How can binded blocks produce top-level inputs? new defect high Future Frontend 2247 Policy for the treatment of Modelica nonconformances in OMC new discussion high 2.0.0 Frontend 2260 Replace DAEDump with template-based dumper new defect high Future Frontend 2306 Assignments using functions with multiple outputs new defect high Future Command Prompt Environment 2370 Record input connectors wrongly interpreted by the OpenModelica compiler new defect high Future Frontend 2378 addComponent does not handle the double declaration check new defect high Future Interactive Environment 2420 Do not return error messages when calling checkModel (maybe there are other API that do this) new defect high Future Frontend 2428 numerical instability new defect high Future Run-time 2549 Add gnuplot support to save plots in more formats new enhancement high Future Interactive Environment 2591 backend debug-dump within OMEdit new discussion high Future Interactive Environment 2670 Possible support for Modelica_LinearSystems2 new defect high Future Frontend 2730 "Unproper behaviour of function ""dumpXMLDAE"" for ""stateSpace"" translationLevel" assigned defect high Future Code Generation 2799 Missing enumeration type declaration in DAEXMLdump new defect high Future *unknown* 2825 Override of Q-Idents new defect high Future Command Prompt Environment 2847 OM recognizes an algebraic loop where there is none. new defect high Future Backend 2876 Write parameters in the csv file (or maybe in another file with only parameters) new enhancement high Future Run-time 2880 allow save plot to file from script new enhancement high Future *unknown* 2884 Performance tracing for compiler and simulation stages new discussion high Future *unknown* 2934 Flattening(?) of simple model with external function fails new defect high Future Backend 2941 Replace all Package.RECORD with Package.UnionType.RECORD? new discussion high Future *unknown* 2948 OMC on Windows does not support non-ascii directories new defect high Future Interactive Environment 2954 package.order encoded UTF-8 with Byte Order Mark (BOM) is not properly handled new defect high Future Frontend 2967 Pantelides fails for arrays new defect high Future Backend 2973 relations vs. zero crossings new discussion high Future Backend 2997 Zero-crossings in algorithm sections new defect high Future Backend 3024 Support for if equations inside when equations new defect high Future Backend 3044 warn if one tries to override secondary parameters new discussion high Future Run-time 3066 ExpressionSolve cant't solve cast reopened defect high Future Backend 3068 Model fails because linear system solver fails new defect high Future Run-time 3116 Make warning/error message from the nonlinear solver more informative new defect high Backend 3117 Evaluate functions of parameters/constants only once (required by data-based interpolation functions) new enhancement high Future Backend 3120 XML code generation can not handle record assignments in algorithm section assigned defect high Future Code Generation 3165 Cyclically dependent parameters due to min/max attribute new defect high Future Frontend 3170 Under Mac OS X, BouncingBall FMU segfaults in fmuCheck new defect high Future *unknown* 3176 String parameters cannot be changed at run-time new defect high Future Run-time 3177 Loading libraries with non existing names in package.order should not fail new defect high Future Frontend 3182 dimension size of function calls new defect high Future Frontend 3185 Add simulation tests ran with the same flags as OMEdit uses so we check that simulation works new defect high Future Run-time 3191 Modelica.Fluid.Examples.HeatingSystem fails in combination with replaceHomotopy=actual new defect high Future Backend 3200 New attributes values break some tests new defect high Future Run-time 3216 cseCall and DIVISION new defect high Future Backend 3218 The read_write.* interface seems a bit off new defect high Future Run-time 3224 Final parameter is not refreshed in plot windows after re-simulating example new defect high Future *unknown* 3257 hpcom and algebraic systems new defect high Future Backend 3272 VehicleInterfaces.Examples.FrontWheelDriveManualVehicle generates bad results new defect high Future Backend 3276 createNonlinearResidualEquationsComplex failed for fluid-model new defect high Future *unknown* 3293 Array of records containing array get wrong equation count. new defect high Future Backend 3294 Precalculate less functions new defect high Future Frontend 3304 Allow assumptions for unassigned parameters argument when checking partial models. new enhancement high Future Frontend 3307 translation fails because of (lack of) potential and flow variables where all signals are inputs or outputs new defect high Future Backend 3370 Add tail recursion optimization for return statements new defect high Future Frontend 3384 Issues with Modelica_Noise Beta 1 Frontend new defect high Future Frontend 3397 Sorting of algebraic loops can affect solvability new defect high Future Backend 3418 Bad performance of Spice3BenchmarkFourBitBinaryAdder dominating MSL 3.2.1 tests new defect high Future Backend 3435 Provide encryption/decryption for user libraries new enhancement high Future Interactive Environment 3485 Parameter records are not displayed and cannot be modified in OMEdit GUI new defect high Future Frontend 3700 ModelicaCompliance.Functions.External.CMapping2 fails on test server new defect high Future Run-time 3711 Cpp runtime test recordTupleReturnTest fails if wrapFunctionCalls is enabled new defect high Future Cpp Run-time 3729 Models of trunk/Modelica that do not simulate in OpenModelica (and are not present in MSL 3.2.1 failed simulations) new defect high Future Run-time 3740 Simulation errors for Modelica trunk new defect high Future Run-time 3840 Incorrect message about cyclic parameters new defect high Future Frontend 3843 Write .log file directly to disk new defect high Run-time 3848 Feature Request: Visualization of Simulation Results in Model View new enhancement high Future Frontend 3876 Connecting pin to wire resuts in crash new defect high Future Frontend 3919 For HPCOM models both the memory_pool GC and the Boehm GC are used new defect high Future Run-time 3934 Support the vendor annotations in translateModel and simulation runtime new defect high Future Interactive Environment 3947 Fix test using SID which is defined in the windows header new defect high Future Cpp Run-time 3953 simulate(..) returns record instead of string new defect high Future Interactive Environment 3961 Expand parameter sensitivities to other result formats new enhancement high Future Run-time 3966 zero detection or array index error new defect high Run-time 3989 Noise system library examples fail new defect high Future Frontend 4021 Incorrect array indexing in for-loop in algorithm section new defect high Future *unknown* 4041 Wrong structural singular equation system assigned defect high Backend 4057 Cyclic parameter bindings with more than two elements lead to stack overflow in the Frontend new defect high Future Frontend 4058 Inconsistent handling of structural parameters new defect high Future Frontend 4076 Really bad performance with big tables new defect high Future *unknown* 4098 inconsistent code for array equation new defect high Future Frontend 4127 Losing Loop with ArrayEquations?? new defect high Future Backend 4149 Cannot instantiate equation in Joystick model new defect high Future Frontend 4195 "How to disambiguate ""1/min"" from ""rpm"" vs ""1/60s""?" new defect high Future Frontend 4213 LinearSolver should scale equation system new defect high Future Cpp Run-time 4352 Choosing record results in setComponentModifierValue error message new defect high Future Interactive Environment 4391 Weird behaviour with event detection new defect high Run-time 4416 Incorrect results are obtained if the residual is overly sensitive to the tear variables. new defect high Future *unknown* 4418 Incorrect results are obtained if the residual is insensitive to the tear variables new defect high Future *unknown* 4432 unbalanced if-eqns are not detected new defect high Future *unknown* 4465 Improve FMI option dialog new enhancement high Future *unknown* 4482 checkAndGetAlgorithmOutputs failed new defect high *unknown* 4497 Overriding a parameter that sets a parameter in a record has no effect new defect high Future *unknown* 4506 Generating FMU C library with MSVC compiler is broken (RUNTIMEDIR not interpreted) new defect high Future *unknown* 4538 OMPython is not reading simflags correctly new defect high Interactive Environment 4540 Cannot change CFLAGS for C++ FMI simulations new defect high Cpp Run-time 4564 State machine tests fail with C run-time new defect high Run-time 4566 Deleting intermediate files from CLI new enhancement high Future Command Prompt Environment 4630 Rethink mathematical simplifications new defect high *unknown* 4678 Allow passing external objects as parameters to a class new enhancement high Future *unknown* 4692 OMEdit crashes in interactive simulation when reaching stopTime new defect high Interactive Environment 4698 OMPython + 'Failed to build model: BouncingBall' new defect high Future *unknown* 4699 BaseAvlSet/Tree use O(n*log n) memory new enhancement high *unknown* 4785 Memory is never given back new defect high *unknown* 4804 IDEAS.Buildings.Examples.Structure crashes OMEdit 32 bit on Windows 10 new defect high NeedsInput *unknown* 4890 strange power new defect high Future Backend 4898 The variableFilter option of the simulate() API does not filter parameters and constants new defect high Command Prompt Environment 5026 C++ Runtime Static Linking is not working new defect high Cpp Run-time 5142 Plot shows different value than the calculated value through simulation new defect high Future *unknown* 5197 Derivatives in IDA cpp target new defect high Future Cpp Run-time 5248 Implement saveTotalModel using the new frontend new defect high 2.1.0 Interactive Environment 5331 "illogical ""incompatible components"" error in library model replica" new defect high Future Frontend 5365 find declared but unused variables and parameters new enhancement high Future *unknown* 5368 Nightly Build 1.14.0 giving odd Syntax Warnings and Effecting Old Simulation Results new defect high Future *unknown* 5374 How do I solve Modelica errors of variables, where the variables are parameters of extensions that your model is using? new discussion high Future *unknown* 5391 How do I fix the error, “Model is structurally singular, error found sorting equations” new defect high Future *unknown* 5396 how to select a large number of output variables in a mos script new defect high Future *unknown* 5398 getClassInformation returns wrong source info new defect high Interactive Environment 5419 Interactive simulation crashing due to missed deadlines for all but the simplest models new defect high *unknown* 5424 How do I access/locate the code fragment transformations while my model is being flattened? new defect high Future Frontend 5491 Interactive simulation ignores RealInput changes when using kinsol as nonlinear solver new defect high *unknown* 5498 High Memory Usage When Opening a Model new defect high Future *unknown* 5532 Support use of interactive variables in the OMC API new defect high Future Interactive Environment 5551 Cannot open the OMEdit internal Modelica documentation new defect high Future *unknown* 5634 Compilation on macOS fails new defect high *unknown* 5638 The function readSimulationResultVars does not return the correct results. new defect high Interactive Environment 5745 Problem installing OM on macOS Catalina with Macports new defect high Future *unknown* 5759 Support Modelica.Utilities.Strings.* functions directly new defect high 2.0.0 Interactive Environment 5787 Flag -d=bltdump does not produce any output anymore new defect high Interactive Environment 5793 Comments in enumerations are not shown in OMEdit in case of type imports new defect high Future *unknown* 5808 OMedit focus jumps from one block to another on a right click.... new defect high Future *unknown* 5931 Use the same place for client settings and libraries in Windows new defect high Future Interactive Environment 6276 Error in simulation: Simulation process failed. Exited with code 3. new discussion high NeedsInput *unknown* 6425 E: Unable to correct problems, you have held broken packages. new defect high NeedsInput *unknown* 6430 Error -1073741819 at solving initiation (after complete compilation) new defect high NeedsInput *unknown* 1211 Nested der-expressions generates invalid simulation code assigned defect normal Future Backend 1754 Change ADD/MUL to n-ary expressions new task normal Future Frontend 1792 Give more helpful comparisons on incorrectly used functions? new enhancement normal Future Frontend 1813 Warn on unused and unexported imports new enhancement normal Future Frontend 2181 Add flag for model checking new enhancement normal Future Command Prompt Environment 2276 detecting size mismatch for output arguments in functions reopened defect normal 2.1.0 New Instantiation 2380 Better error messages for API calls new defect normal Interactive Environment 2651 Definitions in SimulationRuntime/c/openmodelica.h and SimulationRuntime/c/simulation/solver/libf2c/f2c.h do not match for 64-bit systems new defect normal Future Run-time 2700 Not balanced connectors should generate an error new defect normal Future Frontend 2805 Array of Records new defect normal Future Frontend 2986 Trying to use a partial function gives linker error instead of compilation error new defect normal Future MetaModelica 3017 Generate warning for unbound constants new defect normal Future Frontend 3045 Erroneous Nominal min and max for swArc component assigned defect normal Future Backend 3112 Interactive execution of functions fail in for loops sometimes new defect normal Future Interactive Environment 3228 Error message and expandable connectors new enhancement normal Future *unknown* 3229 Make the start value of NLS iteration variable changeable in OMEdit new defect normal Future Backend 3277 Discrete Fourier Transform support by OM new enhancement normal Future *unknown* 3297 building PythonInterface fails new defect normal Future Build Environment 3538 function outputs array slice new discussion normal Future Backend 3556 pseudo loops with function new defect normal Future *unknown* 3563 Functional input arguments ignore default arguments new defect normal Future Frontend 3661 Add a resimulate() function to the API new enhancement normal 2.0.0 *unknown* 3908 Automated decision support for compilation and simulation flags new discussion normal Future *unknown* 4117 partial differential create complex ArrayEquation? new defect normal Future *unknown* 4166 SimCodeFunctionUtil.lookForExtFunctionLibrary for msvc new discussion normal Future *unknown* 4380 Improve result file reading new enhancement normal Future Run-time 4389 Improve warnings and diagnostics for missing start attributes in nonlinear systems new enhancement normal 2.0.0 Run-time 4513 expandable connector connects array-Variables new defect normal Future Frontend 4789 "Strange message when doing ""Save as...""" new defect normal *unknown* 4811 array_alloc_real_array error assigned defect normal NeedsInput Code Generation 5181 OMSimulator and stand-alone simulation should be able to save results as ASAM MDF/ MF4 files new enhancement normal Future *unknown* 5198 Model simulation failed new defect normal Future *unknown* 5451 OpenModelica.Scripting.system behaving different on Windows and Linux new defect normal Interactive Environment 5505 Avoid file lists to be shown along with error messages new defect normal *unknown* 5521 Connector with array of records - problem when assigned in algorithm section new defect normal Future *unknown* 5601 Analyse impact: removeEqualFunctionCalls and avoid as tearing variable new defect normal Future Backend 5683 Mediums in fluid systems require explicit redeclare in OMEdit new defect normal Future *unknown* 5891 getEnvironmentVariable does not return any output reopened defect normal 2.0.0 Scripts 5939 variableFilter sometimes includes aliases of selected variables new defect normal *unknown* 1429 Some kinds of array equations are not supported assigned defect low Future Backend 3568 Performance issues in DIVISION_SIM new discussion low Future Run-time 4171 "Schema of the ""dumpXMLDAE"" output points to dead URL" new defect low *unknown* 4458 Idea: OpenModelica Language Server Protocol new discussion low Future *unknown* 5180 OMSimulator and stand-alone simulation should be able to save results as HDF5 files new enhancement low Future *unknown* 5893 Modelica.Mechanics.MultiBody.Examples.Elementary.Surfaces fails with internal error new defect low Future *unknown*