British Gas broke in to change a meter that was not theirs

I am an SSE customer and have never had an account with themLast week British Gas tried to break into my house, damaging my locks in the process, and I thought it was a failed break-in. A hand-delivered letter, addressed to an unknown person, stated it had a warrant to force entry and to change the meter to pay-as-you-go. It said this person owes over £1,000.I am not a British Gas customer – I’m with SSE – and have never been one at this address. I have been harassed for