Frappart will nevertheless be happy to stay out of the limelight once the match at the Vodafone Park, home of Besiktas, kicks off, with Liverpool favourites against a Chelsea side reeling from their 4-0 defeat at Manchester United in their Premier League opener.
"Not too cool. It's a calf injury which takes him obviously out for a while", he said, when asked for an update on the situation.
However, that result was somewhat overshadowed by the loss of Alisson Becker, with Klopp confirming the formidable Brazil goalkeeper will be out for a while with a calf injury.
The Brazil worldwide came off in the 39th minute of the match after slipping and holding his calf.
Sportsmail's exclusively revealed on Sunday that Alisson was looking at an eight-week stretch on the sidelines, after being assessed at the club's Melwood base.
Adrian, who joined on a free transfer following the sale of Simon Mignolet, will take the gloves for the upcoming matches.
Lonergan, most-recently of Rochdale (on loan from Middlesbrough), trained with Liverpool throughout the summer, amid a goalkeeping crisis.
"The situation was even more hard a few weeks ago because of injuries, but Caoimhin Kelleher is now in his final steps for being completely back". But Caoimhin Kelleher is now in his final steps for being completely back'.
'He was in with us.
"I don't want to make now an exact prognosis on when he will be back but it will not be Wednesday for sure, so now then we have to see".
"He was in with us, he's a brilliant character, a really nice lad and helped us a lot in the pre-season and now we chose to work together with him".
"We will see but we can have obviously a lot of players on the bench there which is good and I think Andy will be one of them", he added.
Virgil van Dijk believes goalkeeper Adrián San Miguel's extensive Premier League experience will help him easily adjust to replacing the injured Alisson at Liverpool.