Environment - simulationEnvironment: startTime=0 stopTime=25 tolerance=1e-06 numberOfIntervals=5000 stepSize=0.005 Regular simulation: ./MEV_MEV.Simulations.OnOffControl.Scenario1 -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_ASSERT | debug | MEV_MEV.Simulations.OnOffControl.Scenario1_functions.c:236: Invalid root: (-nan)^(0.25) LOG_ASSERT | info | The following assertion has been violated at time 10.000000 LOG_ASSERT | debug | MEV_MEV.Simulations.OnOffControl.Scenario1_functions.c:236: Invalid root: (-nan)^(0.25) LOG_ASSERT | debug | ##IDA## In function IDAGetNumNonlinSolvIters: The user-provided residual function failed in an unrecoverable manner.