Nozzle Iterator simulation crash bug fix

There was an issue with the nozzle iterator simulation window crashing during running. That issue has been resolved, view release v1.0.0 for the full notes of the release. The hotfixed version of the program can be downloaded as an exe here.

(https://drive.google.com/file/d/1Dt1bEer_w4CPUk_0vdSIeDFjLTy2Y7lv/view?usp=drive_link)