Liverpool drew 1-1 with Burnley. Sean Dyche, meanwhile, can reflect on yet another impressive point on the road.
Klopp also thought Liverpool should have been awarded a penalty when Salah went down in the penalty area under a challenge from Ben Mee during the second half.
A faint touch off Klavan moved the ball on and the unmarked Arfield drove the ball home from 12 yards for his first goal since last October.
Like we said, a frustrating day all around.
Liverpool's 125th anniversary celebrations fell flat at Anfield where they completed a disappointing week by drawing 1-1 with Burnley in the Premier League yesterday.
"It was really nice how the crowd welcomed him [against Sevilla], no one was 100 percent certain of this but we as a Liverpool family were sensitive enough to do this".
However, due to some casual defending, the Reds ended up conceding the first goal. Daniel Sturridge and Trent Alexander-Arnold were denied by goalkeeper Nick Pope - standing in for the injured Tom Heaton - while Dominic Solanke hit the bar. Yes, we have to improve, but [there are] a lot of really positive things.
At least four killed in M5 crash in south Gloucestershire
The lorry appeared to have crossed the central reservation from the Southbound carriageway, pictures from the scene showed. The lorry that has crashed has hit what M5 commuters will know as a familiar landmark, a windsock next to the road.
Having signed from Charlton last summer, the 25-year-old stopper will have much more time to prepare for his second appearance for the Clarets, but will face as stern a test as he's likely to come across this season.
Liverpool manager Jurgen Klopp admits that he is "angry" after his side are held to a 1-1 draw with Burnley.
Klopp insisted he is optimistic about his side's chances of taking points from a hard run of games, saying: "Now we go to Leicester, Leicester again, then we go to Moscow and then Newcastle and if we can keep the shape and improve the other things, I think everybody has seen already we can be really strong".
"He's naturally been moving forward, now is the chance to go out and play".
At some point, somebody like Arsenal will be on the end of another Liverpool hiding but today Burnley got another great result to add to those they got against Spurs and Chelsea in what is shaping up to be a good season for them.
Liverpool needed a good response after a demoralizing defeat to Manchester City last weekend and the fixture against Burnley provided an opportunity for redemption for the Reds.
Liverpool dominated possession early and often, cutting off Burnley passes at ease and pushing their opponents back.