Environment - simulationEnvironment: startTime=0 stopTime=2000 tolerance=1e-06 numberOfIntervals=2500 stepSize=0.8 Regular simulation: ./Buildings_12_Buildings.DHC.Plants.Combined.Subsystems.Validation.ChillerHeatRecoveryGroup -abortSlowSimulation -alarm=400 -emit_protected -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_ASSERT | debug | division by zero at time 0, (a=-1000000) / (b=0), where divisor b expression is: chi.mChiWatUni_flow_nominal * chi.cpCas LOG_ASSERT | info | simulation terminated by an assertion at initialization