EnergyPlus returned '1' EnergyPlus returned a non-zero exit code (1). Check the stdout-energyplus log Removing any copied EnergyPlus files Changing Current Directory back to: C:/openstudioapplication-1.7.0/bin EnergyPlus Terminated with a Fatal Error. Check eplusout.err log. Found error in state 'EnergyPlus' with message: 'D:\OSN\src\workflow\RunEnergyPlus.cpp@291 : EnergyPlus Terminated with a Fatal Error. Check eplusout.err log.' stderr: Failed to run workflow. Last Error: stderr: Found error in state 'EnergyPlus' with message: 'D:\OSN\src\workflow\RunEnergyPlus.cpp@291 : EnergyPlus Terminated with a Fatal Error. Check eplusout.err log.' Simulation failed to run, with exit code 1