After every 4-5 orders Amazon is removing buy button

Hello

After every 4-5 order Amazon is removing buy button. I faced this issue many times. I was running ads for Lion's Mane and you removed buy button. You removed COD option also. I am sharing you case I'd i. e. 10982704122. For my 2 products you removed buy button,one is Lion's Mane tincture and other is oyster mushroom tincture. Please solve this issue as soon as possible.