Missing couplers

While editing my route to place freight on the rails the cars show up without couplers. What's going on here? Anyone know?
This is a US route with American rail cars.
This is a US route with American rail cars.
https://www.railworksamerica.com/forum/
https://www.railworksamerica.com/forum/viewtopic.php?f=7&t=1348
harmsway wrote:What do you know. You're right. They showed up when I saved. Weird. It doesn't always do that. Thanks