"Playing without a crowd is not nice and you get tired of it," said the 51-year-old Serb.
"I know this was the only way to finish the championship, but I hope that from September people can return to the stadium. If I had to choose between not playing next season or playing behind closed doors I prefer not to play. I have been in football for many years but a situation like the present one in which we find ourselves is impossible to explain. It's a frigid football that doesn't excite me. The games today are worse than the training sessions, hearing the sound of the ball. Playing this way sucks and I think it's not just me who thinks that way"
Bologna have won just two of nine games since football returned in Italy on June 20 after a three-month coronavirus lockdown.