Environment - simulationEnvironment: startTime=0 stopTime=1 tolerance=1e-06 numberOfIntervals=2500 stepSize=0.0004 Regular simulation: ./BuildingSystems_BuildingSystems.Fluid.Actuators.Valves.Examples.TwoWayValvePressureIndependent -abortSlowSimulation -alarm=480 -lv LOG_STATS LOG_STDOUT | warning | Internal Numerical Jacobians without coloring are currently not supported by IDA with KLU. Colored numerical Jacobian will be used. LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. LOG_STDOUT | info | ##IDA## -4 error occurred at time = 0.535676236567506 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 0.535676 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.00291687s reading init.xml | | | | | | 0.000290494s reading info.xml | | | | | | 0.000168586s [ 2.9%] pre-initialization | | | | | | 0.000232887s [ 4.0%] initialization | | | | | | 7.6623e-05s [ 1.3%] steps | | | | | | 0.00117578s [ 20.2%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | -3.59658e-21s [ -0.0%] event-handling | | | | | | 0.00137573s [ 23.6%] overhead | | | | | | 0.00272655s [ 46.9%] simulation | | | | | | 0.00581958s [100.0%] total | | | | | events | | | | | | 0 state events | | | | | | 0 time events | | | | | solver: ida | | | | | | 100 steps taken | | | | | | 213 calls of functionODE | | | | | | 99 evaluations of jacobian | | | | | | 25 error test failures | | | | | | 20 convergence test failures | | | | | | 0.000127037s time of jacobian evaluation