I can't combine the 2 parts. i will ask for help

Hello, good day everyone. Although I tried very hard, I could not put the 2 parts together. I can’t use the union command on these 2 fragments. Can you help me? You can share the project

Hi,

Please open a support ticket at https://support.shapr3d.com/hc/en-us/requests/new, and attach the project in .shapr format, without it it’s hard to know for sure what the problem is. Thanks!