But after that goal, Poland took control of the game for the rest of the first half, and their domination paid off when Kamil Glik equalized just before half-time.
"I just don't know what to say, it was really close to a perfect moment," Vetter told World Athletics.
"It is of course very painful if you concede a goal in the last seconds of the match but I have to say that my team gave everything. Both sides played an interesting first half with chances at both ends of the green. I am overall satisfied with the performance," said Germany head coach Joachim Low.
"The competitions were postponed due to the coronavirus, and we don't know when we can hold our training camp," Skocic was quoted as saying by Persian Football website.
However, he was very critical of Bartomeu, accusing him of "not keeping his word" and also criticizing the direction of the club in recent years.
In the women's singles, fourth seed Naomi Osaka of Japan finished a routine job as she eased past Anett Kontaveit from Estonia 6-3, 6-4 to reach the quarterfinals.
Third seed Williams essayed a signature comeback and served 12 aces to edge past her American compatriot Stephens 2-6, 6-2, 6-2 in one hour and 43 minutes.
Spain now move top of Group A4, one point ahead of second-placed Ukraine. Germany are third on two points after they lost 1-0 to Switzerland.
"Ensuring a safe return to international table tennis has been our utmost priority ever since the pandemic broke out. We have managed to get events back up and running before the end of 2020," ITTF president Thomas Weikert said. Enditem
"As for the disqualification, I need to go back within and work on my disappointment and turn this all into a lesson for my growth and evolution as a player and human being."
Damjan Bohar scored the only goal for Slovenia in the 28th minute.