startTime=0 stopTime=86400 tolerance=1e-06 numberOfIntervals=2500 stepSize=34.56 Regular simulation: ./Buildings_8.0.0_Buildings.Fluid.HeatExchangers.RadiantSlabs.Examples.StepResponseEpsilonNTU -abortSlowSimulation -alarm=480 -lv LOG_STATS LOG_SUCCESS | info | The initialization finished successfully without homotopy method. stdout | info | ##IDA## -4 error occurred at time = 43200.0000085389 stdout | info | model terminate | Integrator failed. | Simulation terminated at time 43200 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0293366s reading init.xml | | | | | | 0.00342354s reading info.xml | | | | | | 0.000264536s [ 0.8%] pre-initialization | | | | | | 0.000600687s [ 1.7%] initialization | | | | | | 0.00110781s [ 3.2%] steps | | | | | | 0.0169637s [ 48.7%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.0199391s [ 57.3%] event-handling | | | | | | 0.00312293s [ 9.0%] overhead | | | | | | -0.00719534s [-20.7%] simulation | | | | | | 0.0348034s [100.0%] total | | | | | events | | | | | | 1 state events | | | | | | 0 time events | | | | | solver: ida | | | | | | 24 steps taken | | | | | | 52 calls of functionODE | | | | | | 38 evaluations of jacobian | | | | | | 0 error test failures | | | | | | 16 convergence test failures | | | | | | 0.000861159s time of jacobian evaluation