Somfy Driver - Need help with error on script

[672southmain]

I have been using the following driver for months on Somfy drapes with Somfy ZRTSI controller (1811265), works fine for me.

[RELEASE] Somfy ZRTSI II

A driver for the Somfy ZRTSI II [s-l640] Code hubitat/somfy-zrtsi.driver.groovy at master · augoisms/hubitat · GitHub Also available on Hubitat Package Manager. Features Supports My Position. Has the option to use a value of 50% as a My Position command. This is handy for allowing voice assistants to issues the command. Tracks state internally. The ZRTSI is already a one-way communication device, but it has been reported that it does not accurately report the "state" of each channel, so …