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Release Notes for OpenModelica 1.18.0

OpenModelica Compiler (OMC)

Supported versions of Modelica Standard Library (MSL)

Graphic Editor OMEdit

FMI Support

Other things

List of tickets closed in 1.18.0

Number of fixed tickets: 84

Component: *unknown* (1 match)

Ticket	Summary	Resolution	Owner	Type	Priority	Version
#6280	Improvements required by UniPi	fixed	casella	enhancement	blocker	1.16.0
Component: Backend (5 matches)
Ticket	Summary	Resolution	Owner	Type	Priority	Version
#5817	Usage of three-phase Aron sensor got problematic last December 2019	fixed	Karim.Abdelhak	defect	blocker
#6171	Invalid evaluation of auxiliary wrapFunctionCalls variable in conditional equations/expressions	fixed	Karim.Abdelhak	defect	high	v1.16.0-dev
#6190	Issue with homotopy and Pantelides during initialization in Buildings	fixed	Karim.Abdelhak	defect	critical
#6198	Index reduction issue in Buildings: the backend tries to differentiate a discontinuous expression	fixed	Karim.Abdelhak	defect	critical
#6232	Questionable tearing in PowerSysPro leads to initialization failure	fixed	Karim.Abdelhak	defect	blocker	1.16.0
Component: Code Generation (3 matches)
Ticket	Summary	Resolution	Owner	Type	Priority	Version
#5796	Models with long path names cause a code generation failure under Windows	fixed	lochel	defect	blocker
#6205	Problem with code generation involving records in Buildings	fixed	mahge930	defect	critical
#6209	Issue with record in array in Buildings	fixed	mahge930	defect	high
Component: Installation program (1 match)
Ticket	Summary	Resolution	Owner	Type	Priority	Version
#6393	Nightly build broken - Error during update of libomcsimulation	fixed	AnHeuermann	defect	blocker	1.18.0-dev
Component: Interactive Environment (1 match)
Ticket	Summary	Resolution	Owner	Type	Priority	Version
#5620	Moving diagrams in NF too slow	fixed	adrpo	defect	blocker
Component: New Instantiation (14 matches)
Ticket	Summary	Resolution	Owner	Type	Priority	Version
#5728	Wrong variability reported by NF	fixed	perost	defect	high
#5850	The NF gives an error while checking a perfectly legal model	fixed	perost	defect	critical
#5988	NF fails with no error message during NFTyping.typeComponents when dealing with Buildings model	fixed	perost	defect	blocker
#5991	NF cannot evaluate structural parameter during NFTyping.typeComponents	fixed	perost	defect	blocker
#6188	NF Type mismatch in Buildings model involving redeclared class	fixed	perost	defect	critical
#6193	NFFlatten.flatten fails in Buildings models	fixed	perost	defect	critical
#6197	Issues with code generation in the Buildings library	fixed	mahge930	defect	critical
#6203	Some parameters seem to be never assigned in Buildings models	fixed	perost	defect	blocker
#6206	The NF fails to evaluate expression in Buildings library	fixed	perost	defect	critical
#6221	The NF ignores a redeclare statement in a record containing a replaceable package and a function call from it	fixed	perost	defect	high	1.16.0
#6359	Validation of a function with flexible array dimensions should not given an error message	fixed	perost	discussion	critical	1.16.0
#6374	Issues with the NF in TILMedia	fixed	perost	defect	high	1.18.0-dev
#6400	Issue with algorithm and the NF in PNLib	fixed	perost	defect	high	1.16.2
#6431	[NF] Crash in NFCeval.evalExp on model check	fixed	perost	defect	high	1.18.0-dev
Component: OMEdit (13 matches)
Ticket	Summary	Resolution	Owner	Type	Priority	Version
#4403	OMEdit: Do not collapse variables browser when resimulating	fixed	adeas31	enhancement	normal	v1.12.0
#4449	Plot Parametric issues	fixed	adeas31	defect	high
#4469	OMEdit does not update diagrams of derived classes	fixed	adeas31	defect	high
#5177	Changing string parameters between simulations	fixed	adeas31	enhancement	normal
#5815	OMEdit not showing results	fixed	adeas31	defect	high
#5839	Plotting curves with toggled sign	fixed	adeas31	enhancement	normal	v1.16.0-dev
#5849	Automatic elimination of blank areas in diagrams (companion to #5841)	fixed	adeas31	discussion	normal
#6094	Add CTRL+C to context menu for copying Modelica path	fixed	adeas31	enhancement	high
#6110	OMEdit does not render graphical annotations if "closure" annotation is present.	fixed	adrpo	defect	blocker	v1.16.0-dev
#6227	Drop models on OMEdit does not work after a fresh installation	fixed	adeas31	defect	normal	v1.17.0-dev
#6404	Confirmation request when deleting recent files	fixed	adeas31	enhancement	normal	v1.17.0-dev
#6412	OMEdit crashes when loading the BRSL and instantiating a library item	fixed	adeas31	defect	high	1.16.5
#6434	Improve file links in Windows	fixed	adeas31	enhancement	normal	v1.17.0-dev
Component: OMPlot (1 match)
Ticket	Summary	Resolution	Owner	Type	Priority	Version
#6399	OMPlot - Qt::yellow has no good contrast to white	fixed	adeas31	defect	high	1.16.2
Component: Run-time (6 matches)
Ticket	Summary	Resolution	Owner	Type	Priority	Version
#5281	Add support for spatialDistribution	fixed	AnHeuermann	defect	blocker
#5485	Large memory leak in kinsol nonlinear solver	fixed	lochel	defect	blocker	v1.14.0-dev-nightly
#6201	Acos in implicit function, failing to solve non-linear system	fixed	AnHeuermann	defect	critical	v1.17.0-dev
#6396	Fix FFI on Windows/mingw	fixed	adrpo	defect	high	1.18.0-dev
#6418	Segmentation fault in BRSL DirectionalValves models	fixed	adrpo	defect	high	v1.17.0-dev
#6419	Too many events in BRSL PressureValves models	fixed	AnHeuermann	defect	high	v1.17.0-dev
Component: Third-Party Libraries (1 match)
Ticket	Summary	Resolution	Owner	Type	Priority	Version
#6192	Several ChillerCooled models in Buildings fail during initialization	fixed	casella	defect	critical