New OfferUp user - confused

New Member
Hey guys, I’m new to offer. I was planing on selling my Samsung Galaxy S5 and I did everything accordingly but towards the very end when I click post it gives me an error. Can someone please help me out? Here is the error code (G05K18NN)

Level 9
@Rileyminkus786 Let's reach out to our Community Manager Elin for help. She is quick and knowledgeable! @Elin Can you assist with their question regarding the error message they are receiving?

Good night peeps, see you tomorrow! 💤💤💤
OfferUp employee

@Rileyminkus786 Hey! That's because you were doing something against our guidelines and posting rules. Did you post your cell phone number maybe?