Nowadays, the price of circular knitting machine has fallen a lot. People can buy a circular knitting machine at home so that they can knit fabrics what they required. The machine is quite convenient for using. However, circular keeping snagging yarns even with weights is quite common in circular knitting machine.
Firstly: timing is off on the stitches.
Secondly: the latch maybe not be opened or closed at the right times.
Thirdly: needle or latch maybe be damaged. For that the machines needs to be checked carefully.