In one of our projects we're using stdDev function to calculate the standard deviation.Recently We've Upgraded the Ignition version from 7.5 to 8.1.In 8.1version we found the StdDev function is missing form the Math Library. It seems the new function system.math.standardDeviation is used in the late…

Yep. That starting to look more like mine. If that's the only one you're using out of the extensions, toss this into a project script. Do NOT call it math, as that will override the default library. Example, I have mine in shared.math [image] def stdDev(*args): sumargs=float(0) sumsquares=floa…

Standard Deviation Function missing in Ignition V8.1

Ignition

JordanCClark February 20, 2025, 5:55pm 3

7.5 was a while ago. Were you by chance using this?