Cura LE Version: 3.6.8
Operating System: Windows 10
Printer: TAZ Pro
Tool Head: Dual
Description of issue: When customer tries to upgrade firmware he gets a "Communication Failed." error. We at TS are seeing more of this.
Steps to reproduce:
Had customer check driver, dedicate port, clear cache and do firmware upgrade. Had him change cables and ports. Tried dedicating COM ports in machine settings. Customer is using Windows 10. Will try on a windows 7 machine. Is using Cura 3.6.8. Tried disabling Windows defender. Also had his IT department allow a localhost port range of 49674 - 49675 through the firewall.
Upload cura-lulzbot.log (attachment) awaiting customers log file.