Search for: Log In Register OpenSprinkler › Forums › OpenSprinkler Unified Firmware › Clicking System Diagnostics and nothing happens? This topic has 1 reply, 2 voices, and was last updated 4 years, 7 months ago by Ray. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts March 17, 2020 at 5:27 pm #64696 dun4cheapParticipant I have 22 Open Sprinkler units from version 2.3 to 3.0 On many if I click system diagnostic nothing happens. March 17, 2020 at 10:28 pm #64710 RayKeymaster Which firmware version? Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In OpenSprinkler › Forums › OpenSprinkler Unified Firmware › Clicking System Diagnostics and nothing happens?