Web Service client using VS 2015 on Windows Server 2016 OS not working, I get below error when connecting to web service

Failure: errorCode=0x803d0013 The body of the received message contained a fault. The fault reason was: 'com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog at [row,col {unknown-source}]: [1,0]'. Press any key to continue . . .

Please let me know what could be causing this error