wish+had been or could have been

[ostap77]

"I used to throw great parties at my place back home. I wish you could have been there." Normally we say " I wish you had been there." Is it OK with "I wish you could have been there."?

 

[5jj]

"I used to throw great parties at my place back home. I wish you could have been there." Normally we say [1]. " I wish you had been there." Is it OK with [2] "I wish you could have been there."?

Come on. ostap. You are asking us to do your thinking for you.

With #1. the fact is: you were not there; the wish is that you had been there.
With #2..... ?