I Cryptic 1558

[amtaff]

Gone wrong somewhere-help please. 3d. Section of theatre to be against holding it without delay.(8,6). O?P?S?T?P?O?P?.
6ac. Double cord cut down(4). ?W?N

[dannyk13]

6a.Twin(e)

[dannyk13]

3d.Opposite prompt

[dannyk13]

Apron, In a traditional theatre, the part of the stage which projects in front of the .... Perversely some theatres have the prompt corner on the "opposite prompt"

[amtaff]

Thanks danny- would never have got that!