Good day, You might have two TRACKER EA: Connect EA on one M15 chart. The primary TRACKERp means a optimistic correlation (two pairs which have the identical development eg: NZDJPY / AUDJPY). The second TRACKERn means a detrimental correlation (two pairs with reverse development eg: EURUSD / USDCHF). You probably have a prefix written in your pairs don't forget to put in writing