The contact damaged Ricciardo's vehicle, which was forced off track spilling oil.
"It was amateur to say the least", he said. There's no way there was ever room, because Valtteri was covering the inside anyway. That left him in fifth place, 0.024s behind Kimi Raikkonen's Ferrari but still 0.172 faster than Max Verstappen, who also struggled on the supersoft and finished the session 0.496s down on his Red Bull teammate Ricciardo.
"I would have loved to race today and now I have four weeks to wait until I can get in the vehicle again". It's just frustrating - it was not even an overtaking move.
Ricciardo, a 2014 victor in Hungary, had been fastest in Friday practice and had hopes of a good result with a auto benefiting from aerodynamic updates and well suited to the circuit.
But when Ricciardo attempted to overtake Verstappen going into turn two, a mistake from the Dutchman lead to him locking up and making contact with Ricciardo's vehicle.
"There isn't an excuse for it", he said.
Palmer ran wide over the kerbs at turn four at the end of free practice one to end the session early, the Briton breaking his front wing and damaging his brand-new floor in the process.
Verstappen received the sole blame for this, and was handed a ten-second penalty for causing a collision.
'Especially with the relationship that I have with Daniel, it's always really good.
"I'm sure the other teams will bring a bit more tomorrow, but I also think we have a bit more to find."
"Someone hit me. If that's who I think it was, that's f--!"
In a rare burst of profanity he described Verstappen as a '"f***ing sore loser".
"What you never want to see is team-mates touching - Max is aggressive, he is on the limit".
A quick look back at all the best action from the Hungarian Grand Prix.
"In that moment the team said sorry and they will speak to Max".
'It is never my intention to hit anyone, especially not your team-mate, ' insisted the 19-year-old. Golden rule number one is leave space at Turn One and Turn Two.
"Everybody makes mistakes, the important this is when you do make a mistake, put your hand up, accept it, he's done that, he's apologised, and everybody will move on".