Anecdotal evidence is no substitute for actual knowledge. Please research what causes a lightning strike, and how grounding prevents them…Grounding solar panels whil do you no good, it is more likely to atract lightning since you place ground higher than the sorounding area . ither way it whil fry your solar panels if the lightning hits it . it is bether to have a rod placed higher than your solar aray in the ground somwhere nearby and have a high current protection and fuse between your inverter/batteries , and your as safe as you can get.