text: SOLVED: Nokia 5185i, worked fine, suddely started - Fixya
  SOLVED: Nokia 5185i,...
  Question about Nokia 5185i
  Nokia 5185i, worked fine, suddely started displaying "searching for service". Not problem with carrier. I think something is wrong inside phone. I have had phone for a long time. First problem I have had.
  Posted by wthemoose on Jul 26, 2009
  Re: Nokia 5185i, worked fine, suddely started displaying...
  This same thing happened to my Nokia 5185 last week. Any solutions?
  I text and the text message doesnt go through. It says message sending failed.check details. It also says failed content not supported.Also on screen it displays a "G" with a red slash that goes across the...
  It sounds to me like you're in a service area where those features are not supported, or you are roaming right now. Either that, or your phone has something wrong with it and you may have to contact your carrier so they can do some troubleshooting with you.