OMSimulator --tempDir=temp_Buildings_maint_7_0_x_Buildings_Airflow_Multizone_Examples_ClosedDoors_fmu --startTime=0 --stopTime=7200 --timeout=50 --tolerance=1e-06 Buildings_maint_7_0_x_Buildings_Airflow_Multizone_Examples_ClosedDoors.fmu info: maximum step size for 'model.root': 0.001000 info: Result file: model_res.mat (bufferSize=10) error: [operator()] Timeout occurred during simulation info: 0 warnings info: 1 errors info: Final Statistics for 'model.root': NumSteps = 1493395 NumRhsEvals = 1493519 NumLinSolvSetups = 74694 NumNonlinSolvIters = 1493518 NumNonlinSolvConvFails = 3 NumErrTestFails = 0 [CVODE ERROR] CVode cvode_mem = NULL illegal. error: [doStep] SUNDIALS_ERROR: CVode() failed with flag = -21