"We have to put the faith in the squad of players that want to be here and want to fight for the result and that's my focus, really - on the players that we have".
Boyata responded by posting a video of him receiving treatment.
"Unfortunately I could not play tomorrow because I'm not yet 100% operational but I'm with all my teammates to bring the qualification".
Boyata, who has not played since Belgium's World Cup group game against England on June 28, was expected to make his long-awaited return against Hearts on Saturday.
There had been suggestions pre-match that former Liverpool coach Rodgers could be tempted to walk away if Celtic failed to make it through the qualifiers and, although Scott Sinclair made sure of a gripping finish, the Scottish club did not have enough to beat the Greek champions.More news: Taliban cling to pockets of Afghan city after assault
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"The physio saw it and examined me right after the session".
The ongoing and very public row between the Celtic defender Dedryck Boyata and his club has escalated yet further today, with both sides digging in at their positions over the Belgian defender's supposed refusal to play for the club following dispute over an aborted move to Fulham. I put ice for 30 minutes on my leg and, the next day, I specified I had pains.
That followed comments from Boyata's agent stating Celtic had blocked a potential transfer.
The Belgium global, 27, did not travel with his team-mates to Greece for Tuesday's Champions League qualifier against AEK Athens.
Englishman Roberts, 21, spent the past two-and-a-half seasons on loan at Celtic from City.