In WW2, were there ever any plans to retrofit the RAF Boulton Paul Defiants with forward firing guns?

Question

Also, at the time the Boulton Paul Defiants were being considered for the RAF, were there any protests raised about the unusual gun platform?

Answer 1

there was a prototype of a forward firing defiant the P94 but is never used because there where sufficient Spitfires and Hurricanes