id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
6041	Fix FMU dependencies with CVODE	Andreas Heuermann	Andreas Heuermann	"FMUs exported with CVODE are missing some libraries in the binary folder of the FMU.

{{{
loadString(""
model BouncingBall
  parameter Real e=0.7 \""coefficient of restitution\"";
  parameter Real g=9.81 \""gravity acceleration\"";
  parameter Real v_stick = 1e-4 \""below this velocity, the ball is stuck to the table\"";
  
  output Real h(fixed=true, start=1) \""height of ball\"";
  output Real v(fixed=true) \""velocity of ball\"";
  Boolean flying(fixed=true, start=true) \""true, if ball is flying\"";
  Boolean impact;
  Real v_new(fixed=true);
  Integer foo;
equation
  impact = h <= 0.0;
  foo = if impact then 1 else 2;
  der(v) = if flying then -g else 0;
  der(h) = v;
  when h <= 0 then
    v_new = -e*pre(v);
    flying = v_new > v_stick;
    reinit(v, if flying then v_new else 0);
  end when;
annotation(
    experiment(StartTime = 0, StopTime = 4, Tolerance = 1e-6, Interval = 0.006));
end BouncingBall;""); getErrorString();

setCommandLineOptions(""--fmiFlags=s:cvode""); getErrorString();

buildModelFMU(BouncingBall, version=""2.0"", fmuType=""cs"", platforms={""static""}); getErrorString();
}}}


FMPy is reporting
{{{
BouncingBall# fmpy simulate BouncingBall.fmu
Traceback (most recent call last):
  File ""/usr/local/lib/python3.8/dist-packages/fmpy/fmi1.py"", line 142, in __init__
    self.dll = cdll.LoadLibrary(libraryPath)
  File ""/usr/lib/python3.8/ctypes/__init__.py"", line 451, in LoadLibrary
    return self._dlltype(name)
  File ""/usr/lib/python3.8/ctypes/__init__.py"", line 373, in __init__
    self._handle = _dlopen(self._name, mode)
OSError: libsundials_cvode.so.1: cannot open shared object file: No such file or directory

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File ""/usr/local/bin/fmpy"", line 8, in <module>
    sys.exit(main())
  File ""/usr/local/lib/python3.8/dist-packages/fmpy/command_line.py"", line 104, in main
    result = simulate_fmu(args.fmu_filename,
  File ""/usr/local/lib/python3.8/dist-packages/fmpy/simulation.py"", line 557, in simulate_fmu
    fmu = instantiate_fmu(unzipdir, model_description, fmi_type, visible, debug_logging, logger, fmi_call_logger, use_remoting)
  File ""/usr/local/lib/python3.8/dist-packages/fmpy/simulation.py"", line 632, in instantiate_fmu
    fmu = FMU2Slave(**fmu_args)
  File ""/usr/local/lib/python3.8/dist-packages/fmpy/fmi2.py"", line 496, in __init__
    super(FMU2Slave, self).__init__(**kwargs)
  File ""/usr/local/lib/python3.8/dist-packages/fmpy/fmi2.py"", line 85, in __init__
    super(_FMU2, self).__init__(**kwargs)
  File ""/usr/local/lib/python3.8/dist-packages/fmpy/fmi1.py"", line 144, in __init__
    raise Exception(""Failed to load shared library %s. %s"" % (libraryPath, e))
Exception: Failed to load shared library /tmp/tmpxa7o573d/binaries/linux64/BouncingBall.so. libsundials_cvode.so.1: cannot open shared object file: No such file or directory
}}}"	defect	new	high		FMI	v1.16.0-dev		fmi-cross-check fmi cvode