Very low frame rate in online experiment for some users

[wakecarter]

@jon Might there have been a change in 2024 related to this?

Problems with credit card calibration

I have been using the brilliant credit card calibration for years and it’s been working fine. However, I made the (possibly ill-advised) decision to finally upgrade to the 2024 version of Psychopy, which has been creating problems. One problem is with the credit card calibration. When I use the in-build Screen_Scale routine, which is virtually identical to the screen-scale routine I have been using for years, it works fine on my computer, but doesn’t work online. It doesn’t generate any error m…