Environment - simulationEnvironment: startTime=0 stopTime=2700 tolerance=1e-06 numberOfIntervals=2500 stepSize=1.08 Regular simulation: ./AixLib_latest_AixLib.Systems.ModularAHU.Validation.AHU2_Cooler -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 = 0.129785180735136 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 0.129785 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.435424s reading init.xml | | | | | | 0.0273338s reading info.xml | | | | | | 0.000310642s [ 2.8%] pre-initialization | | | | | | 0.00231262s [ 20.9%] initialization | | | | | | 0.00827854s [ 74.7%] steps | | | | | | 0.00561138s [ 50.7%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 1.382e-06s [ 0.0%] event-handling | | | | | | 1.2343e-05s [ 0.1%] overhead | | | | | | -0.0054514s [-49.2%] simulation | | | | | | 0.0110755s [100.0%] total | | | | | events | | | | | | 0 state events | | | | | | 0 time events | | | | | solver: ida | | | | | | 91 steps taken | | | | | | 233 calls of functionODE | | | | | | 66 evaluations of jacobian | | | | | | 4 error test failures | | | | | | 22 convergence test failures | | | | | | 0.005132s time of jacobian evaluation