Opened 7 years ago

Closed 6 years ago

#4752 closed defect (fixed)

Strange error in NFTyping.typeSections

Reported by: Francesco Casella Owned by: Per Östlund
Priority: high Milestone: 2.0.0
Component: New Instantiation Version:
Keywords: Cc:

Description

Please check https://libraries.openmodelica.org/branches/newInst/Modelica_3.2.2/files/Modelica_3.2.2_Modelica.Magnetic.FluxTubes.Examples.Hysteresis.HysteresisModelComparison.err

The following error is issued:

[OpenModelica/OMCompiler/build/lib/omlibrary/Modelica 3.2.2/Magnetic/FluxTubes.mo:5695:9-5695:40:writable]
Error: Argument 1 of pre must be a discrete expression, but preisachEverett.aSav[1] is discrete.

isn't a discrete variable also a discrete expression?

Change History (3)

comment:1 by Per Östlund, 7 years ago

Yes, the error message is due to a simple mistake where the wrong variable was used for the error message (it will always say discrete no matter what the actual variability is). The actual error is that the frontend thinks the expression is continuous, but it's actually a Real variable assigned in a when-clause so it should be treated as discrete.

comment:2 by Francesco Casella, 7 years ago

The error is now different:

[/Modelica 3.2.2/Magnetic/FluxTubes.mo:2743:11-2743:64:writable]
Error: Type mismatch in binding mat = ... expected subtype of BaseData, got type M330_50A

but the model still breaks during the flattening.

comment:3 by Francesco Casella, 6 years ago

Resolution: fixed
Status: newclosed

I now get another different error:

[/var/lib/hudson/slave/workspace/OpenModelica_TEST_LIBS/OpenModelica/OMCompiler/build/lib/omlibrary/Modelica 3.2.2/Magnetic/FluxTubes.mo:6674:9-6721:92:writable] Error: Failed to deduce dimension 1 of tabris due to missing binding equation.

which is totally unrelated to the original issue, so I am closing this ticket.

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