Frozen building terrain screen for nether

When I hoped in a nether portal for the first time in my new world, I was stuck on a building terrain screen, even though I heard nether pigs moving and snorting with ghasts all-around shooting at what I thought was me. When I restarted my game, I was in the nether with my portal destroyed. when I killed myself to get back to my house to get a flint and steel, I gt back in the portal, the same exact thing happened again. It does not glitch coming back to the regular world though, only nether