Backtesting Results Not Matching

MB10

Nifty 25% SL 920 Short straddle in in big drawdown.... but your system is not giving that result
and also bank nifty 20% short straddle too

checkiing same portfolio on Friday and now both have different results in backtesting

please resolve that error

MB10

please help me you guys are giving me heart attack........
why we have different backtesting results on different days

same thing i checked on friday it is giving me in a drawdown
but now on monday morning it is giving something different

and also i am following all these things whlile trading like 25% SL and renentries on cost
and i am in a drawdown approxlly same as your system was showing on friday night

but now it is different

MB10

Please help