After points have been excluded a NoFit is returned.
XLfit 6856 Excluding points results in a NoFit To resolve the issue you will need to wrap the corresponding x values so that if the y point is blank the x value becomes blank as well. Unexpected behaviour XLfit All 4.0.0 en Chart
For the time being we are unable to offer the following product ranges although we are currently working hard to increase the number of products we can offer in the future. Please contact us to talk about alternative products that we may be able to offer you.