Environment - simulationEnvironment: startTime=0 stopTime=900 tolerance=1e-06 numberOfIntervals=5036 stepSize=0.178713 Regular simulation: ./Modelica_4.1.0-beta.om_Modelica.Fluid.Examples.ControlledTankSystem.ControlledTanks -abortSlowSimulation -alarm=480 -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_SUCCESS | info | The initialization finished successfully without homotopy method. LOG_ASSERT | debug | ##IDA## In function IDAGetNumNonlinSolvIters: The linear solver's setup function failed in an unrecoverable manner.