Environment - simulationEnvironment: startTime=0 stopTime=11 tolerance=1e-06 numberOfIntervals=5020 stepSize=0.00219124 Regular simulation: ./ModelicaTest_4.1.0_ModelicaTest.Blocks.OnDelay -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS LOG_SUCCESS | info | The initialization finished successfully without homotopy method. LOG_STDOUT | info | Chattering detected around time 1.9984063745..1.99840637458 (100 state events in a row with a total time delta less than the step size 0.00219123505976). This can be a performance bottleneck. Use -lv LOG_EVENTS for more information. The zero-crossing was: not onDelay2.u LOG_ASSERT | debug | Aborting simulation due to chattering being detected and the simulation flags requesting we do not continue further.