Looking at your account history, it appears that this is being caused by the Firefighter having a malfunction trouble condition. A malfunction trouble condition generally indicates that the Firefighter is having trouble communicating with the panel.
I’m showing that the Firefighter is reporting a poor average signal strength. How far is a located from the panel? Are there any large metal objects or sources of interference between the panel and the Firefighter?
Steps for troubleshooting a malfunction trouble condition can be found in the guide below.