You need to send a support request.  I can see that new appraisals are constantly coming in to the system so it must be something related to how you are entering/saving your appraisal request or perhaps something with your computer.  Are you running any anti-virus/anti-malware software?
Re: I have tried three times to post an item for appraisal ...
 You need to send a support request.  I can see that new appraisals are constantly coming in to the system so it must be something related to how you are entering/saving your appraisal request or perhaps something with your computer.  Are you running any anti-virus/anti-malware software?