Hi Bhanu Gattu   First , sorry for the late response i was out Second yes we finished out os/db migration + uc conversion , at this point i read this sap note wich might help you 2348804 - Count* replaces Table Checker for DMO use cases and how t...

Hi Martin!   Did you managed to go on?  

Thanks for this informative document  

I have resolved the FQDN issue in a few minutes due to your post!. Thanks a lot

thank you to me it was firewall