Please Can someone help me with backtest problem

 

Hello, I just registred here to see if anyone could help out with some errors I get when I try to backtest,

it is really enoying and stalls things a lot,

the error messages I have been getting is

Test generator unmatched data error volume limit exeeded .

how can I do to be able to backtest again?

 
It means your M1 data does not match your H1 data (as an example). You'll want to use period converter script to re-make all time-frames out of the M1 data.
Reason: