Error #1217 buying NEM

Tech Support
#1

I want to buy some NEM, and I’ve ceated a wallet. On Litebit.eu I got an error: “An unknown error has occurred #1217” There is one field I don’t know to fill “Message/Key”. Please give me help, it is the first time for me buyying NEM, Thanks

#2

Hello @abaldus
Could you give print screen?