For All Debts Public and Private - S4-E1
Continuity mistake: When Chris places the twenty dollar bill on the fridge, there's a picture of a fat kid next to it. Depending on the angle, a paper covers/not part of the photo.
Christopher - S4-E3
Continuity mistake: When Gabriella confronts Father Phil about the public speaker, the cannoli that Father Phil has in front of him changes halfway through the scene.
Continuity mistake: While Tony sits with his nephew, the peanut butter jar moves closer to the remote control between the first and second shot.
For All Debts Public and Private - S4-E1
Continuity mistake: When Tony Jr. reads the newspaper, his part of the table changes completely: The napkin changes position, the orange juice comes closer to his arm, the spoon in the bowl changes positions, and a mug in front is replaced for a load of papers. The position of his thumb also swaps from being beneath a photo, to on top of it depending on the angle.
University - S3-E6
Continuity mistake: When AJ is having breakfast, the syrup bottle moves around by itself between shots.
Continuity mistake: When Christopher is trying to get rid of the body into the bin, his arms are constantly changing between crossed and hanging at his side. (00:30:30)
Continuity mistake: Tony gets out of the car near the start and there is no glass on the floor, when he calls Christopher over, broken glass on the ground has appeared.
Continuity mistake: When Tony speaks to Artie at his home, Artie is seen putting a cigarette in his mouth. However, in the next shot the cigarette has disappeared and Artie is drinking from his cup instead. (00:18:35)
Continuity mistake: Christopher is trying to start a fire with sticks and has a cigarette in his mouth. He starts to go back into the van with the cigarette in his mouth but in the next shot the cigarette is gone and he is rubbing his hands together.
Continuity mistake: The table with the beer bottle by the pool gets closer to the chair after Tony sits down.
University - S3-E6
Continuity mistake: Tracey is cuddling Ralphie at home and places her hand on his belly. The left and right angles of her movement do not match: When she brings her hand towards herself, the following angle shows it on the opposite side.
University - S3-E6
Continuity mistake: When Ralphie and Tracey are at home, he places a dish with a cookie on his belly. The dish keeps moving up and down depending on the angle.
Marco Polo - S5-E8
Continuity mistake: When Carmela is eating dinner with her parents and AJ, the amount of coke in her glass changes between front and rear shots.
Continuity mistake: When Janice goes to Livia's mailbox and retrieves the envelope with her disability check, the words "TOTAL DISABILITY" only appear on the check in the close-up, but not in the previous shot. Additionally, the silver screen door is gone between the first wide shot when Janice pulls the mail out of the mailbox, and the next close-up as Janice looks through the mail in her hands (she did not open the screen door between shots).
Continuity mistake: At Uncle Pat's farm, when Tony sits down to breakfast and the conversation turns to terrorism, when Pat says, "Not my problem much longer," we see the newspaper in Tony B's hands in the wide shot, but it cuts to a close-up and the newspaper is turned the opposite way, with no images and different body text.