Environment - simulationEnvironment: startTime=0 stopTime=100 tolerance=1e-06 numberOfIntervals=500 stepSize=0.2 Regular simulation: ./AES_AES.Coursework.ThermSys_control_problems.Flow_pressure_control_liquids.Valve_linearisation_case_003 -lv=LOG_STATS -s=dassl -abortSlowSimulation -alarm=480 -lv LOG_STATS LOG_STDOUT | warning | Command line option 'lv' specified again. Value has been overriden from 'LOG_STATS' to '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 | ##IDA## In function IDAGetNumNonlinSolvIters: The linear solver's setup function failed in an unrecoverable manner. LOG_ASSERT | info | simulation terminated by an assertion at initialization