Harry,
When i delete the data from the wrong date it works fine.
Thanks for your help.

The only difference i can see is the new ones have index in column a.
The old ones have lap index in column a and no index.
If i copy and paste all the cells from columns b onwards in the new ones and paste onto a so it looks exactly there same as the old one it still doesnt work.
Another thing of ...

Thanks for the reply.
I am waiting to hear back from them.
I agree that it sounds like a breakdown in the csv interpretation in RR.
But it seems very weird that old csv files work fine and newer ones from updated harrys app dont.
I can grab any csv from previous to a few updates ago and create a new ...

Hi Harry,
I have racerender 2 full and 3 trial version.
I have had success using RR2 but recently there was an issue with the speed freezing 1/2 way through a lap,
even though the excel file looks ok. So i thought it was a RR issue.
I downloaded the trial version of RR3. that particular harrys ...