I get an error - code 400

[PVA1987]

I pay a commission of 0.1 GRAMS >>>> Browse >>>> buy >>>> I get an error
Error Buying Order.. Dont forget to pay your transaction fees: Error: Request failed with status code 400
Offered Currency:
1.2 Tea Party Logo NFT ID: 4
I tried to pay from two addresses
0xDffDf81a03A073332239A92a7BE02F9887Ae6d97
0x671865C6175025723E22169fdb7133e71A2833bf

[PVA1987]

for a pair of grams/octa - I get the same error
after paying the commission on one computer, I managed to create a sell order
Order: 5fa6ef07-f626-4955-abd6-c954df4ff911
Offered Currency:
0.1 Tea Party Logo
Trading Pair
0.1 Tea Party Logo

I tried to buy from another computer. and I got an error - code 400. the commission was not paid, although I paid the commission