Railgun error

[tenco.korea]

Hello Guys
I get error when I test it while setting up Railgun

API Request Failed: GET /api/v4/zones/bbb86518b9605efed22b495f2135dcc0/railguns/0508e6a73b0a0207f86ed555fa7f3975/diagnose (500)

[haamid2036]

same
any solution ?