Ikea curtains get stuck. I bought Majgull curtains and Racka curtain rods. My curtains are jamming where the rods extend. Ikea told me they had no solution and to return the rods.
New IKEA MAJGULL Room darkening curtains, 1 pair, Gray/Brown 57 x 98 " - New | eBay
MAJGULL Series │ IKEA
MAJGULL Black-out curtains, 1 pair, dark blue, 57x98" - IKEA