The Swedish cage keeper Robin Olsen is given between the posts in the national team.
When his club team Sheffield United faced Viktor Gyökeres Coventry in the Championship, the 31-year-old was missing.
- We have a situation with Robin Olsen.
He has come in (from the national team collection) with muscle problems and we are evaluating him, said coach Slaviša Jokanović according to The Star.
Robin Olsen started in Sweden's World Cup qualifiers against Georgia and Spain most recently.
The match between Sheffield United and Coventry ended 0-0.