Here is the message i got when i tried to do some RT testing...
23:45:36.822 - Starting strategies retesting...
23:46:03.589 - Tested Strategy 9.3.15 - Error: java.lang.Exception: RobustnessTest failed. Exc: Invalid output index: 7 at com.strategyquant.tradinglib.backtestrunner.BacktestRunner.computeRT(Unknown Source) at com.strategyquant.tradinglib.backtestrunner.BacktestRunner.processConditions(Unknown Source) at com.strategyquant.tradinglib.backtestrunner.BacktestRunner.completeResultsGroup(Unknown Source) at com.strategyquant.tradinglib.backtestrunner.BacktestRunner.execute(Unknown Source) at com.strategyquant.tradinglib.backtestrunner.B - 26.76 s.23:46:21.204 - Tested Strategy 11.7.10 - Error: java.lang.Exception: RobustnessTest failed. Exc: Invalid output index: 5 at com.strategyquant.tradinglib.backtestrunner.BacktestRunner.computeRT(Unknown Source) at com.strategyquant.tradinglib.backtestrunner.BacktestRunner.processConditions(Unknown Source) at com.strategyquant.tradinglib.backtestrunner.BacktestRunner.completeResultsGroup(Unknown Source) at com.strategyquant.tradinglib.backtestrunner.BacktestRunner.execute(Unknown Source) at com.strategyquant.tradinglib.backtestrunner.B - 44.38 s.
Couldyou post your retester settings and if possible also strategy that you are testing?
It is probably related to some specific robustness tests configuration.