Bookings during the first quarter were 150MW less than expected, which chief executive Lyndon Rive blamed on “multiple headwinds”.

As a result of the poor showing, the largest US rooftop solar installer reduced its 2016 installation guidance to 1.0-1.1GW, down from the 1.25GW guidance it issued three months ago.

In a conference call, Rive said first-quarter bookings were dragged down by a “spillover effect” from Nevada’s high-profile net energy metering battle, which the solar industry ultimately lost, and which spooked would-be customers in other states.

He