Liverpool's poor run of form continued at the KCOM stadium thanks to goals from Alfred N'Diaye and Oumar Niasse.
It was N'Diaye's effort which has angered Klopp, who was frustrated that the Hull striker was left unmarked.
Liverpool fans blast owners FSG after Hull defeat
Sat, February 4, 2017
Liverpool fans are not happy with the club's owners, FSG
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Liverpool fans are not happy with the club's owners FSG
And the German manager said Mignolet cannot 'ignore' his role in the goal.
“That is another thing. We have to show a reaction. That’s how it is. We are causing (ourselves) problems,” Klopp told the Liverpool Echo.
Jurgen Klopp was not impressed with Simon Mignolet
“For sure, Mignolet was not alone around the goal, but he had it nearly in his hands, so he cannot ignore this.
“We don’t rely on results, we see the things, I saw already the whole set piece. Formation wise, it’s not right, not in one second of this set piece and I have no idea why.
Simon Mignolet spills the ball under pressure from a Hull player
“It’s all about concentration, it’s all about being really in the game and finding the answer now after a defeat which really hurts, not only myself but the players too.
“Putting ourselves under pressure is kind of a hobby right now and we have to show the reaction, but I cannot show it here now.”