5-2-13 #402 Critical Error: Subsystem no response. FLUX Support Team September 01, 2021 05:58 Updated Solutions- Update to the latest Firmware. If none of the steps above helped, please contact us to arrange remote assistance. Related articles 5-2-14 Software Quits Unexpectedly 5-3-2 Other Software Error Codes 5-2-12 #401 Critical Error: Mainboard offline. 5-4-1 Connection Issue 5-3-1 Unable to Open Software Properly Comments 0 comments Please sign in to leave a comment.