Notification: Performance of loadModel(PowerSystems): time 1.727/1.727, allocations: 232.9 MB / 238.8 MB, free: 2.426 MB / 202.9 MB Notification: Performance of FrontEnd - loaded program: time 0.1988/1.925, allocations: 55.52 MB / 294.4 MB, free: 13 MB / 250.9 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.08083/2.006, allocations: 53.22 MB / 347.6 MB, free: 7.672 MB / 298.9 MB Notification: Performance of FrontEnd - scodeFlatten: time 0.3091/2.315, allocations: 133.6 MB / 481.2 MB, free: 7.383 MB / 410.9 MB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002423/2.316, allocations: 91.94 kB / 481.3 MB, free: 7.293 MB / 410.9 MB [/var/lib/hudson/slave/workspace/OpenModelica_TEST_LIBS/OpenModelica/OMCompiler/build/lib/omlibrary/PowerSystems 0.6.0/AC3ph/Machines.mo:2208:3-2208:47:writable] Error: Could not evaluate structural parameter (or constant): n_r which gives dimensions of array: L_r[n_r]. Array dimensions must be known at compile time. Error: Error occurred while flattening model PowerSystems.Examples.Wind.WindFarm Error: Internal error SimCode: The model PowerSystems.Examples.Wind.WindFarm could not be translated to FMU