ADABELE AND OTHERS v. THE REPUBLIC Criminal law and procedure—Plea—Absence of—Accused convicted even though he had not entered a plea-Accused represented by counsel throughout trial—Counsel making submission of no case and addressing court after close of defence—Inference to be drawn from conduct of counsel for accused—Whether non-taking of plea a mere technical error or fatal to trial—Criminal Procedure Code, 1960 (Act 30), s 171.