NASA engineers are working to return the Curiosity Mars rover to full activity after a computer glitch. The rover entered into a precautionary stand-down over the weekend. NASA isn’t sure what caused the software glitch, but preliminary data suggests an unexpected mismatch between camera software and data-processing software in the main computer Curiosity has entered into safe mode on three previous occasions, all of them in 2013. Its currently going through a prescribed sequence for resuming normal functions.”]
Source: https://gizmodo.com/curiosity-just-put-itself-into-a-precautionary-safe-mod-1783267559