AJCoyne wrote:
I don't remember the rest and I can't see the conversation now because it's disappeared, I was teasing him about being lonely, but he was laughing along and we joke like that all the time, we always offend each other...
You probably crossed a line and he actually got offended, try to remember what you said, teasing doesn't get conveyed in well text. If he seems cold, let him know you were only kidding, didn't mean it, and are sorry.