Yes, it keeps saying DiagnosticStatus failed 0x10
Try this and then try to connect.
To Delete Harmony Files
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1. Close all software including Rslinx Classic. If Rslinx is "running as a service" disable it ( to disable Rslinx from
"running as a service" refer to answer ID 31054 ).
2. Then, go to Windows Explorer and , refer to the computer's hard drive ( for example C drive) where Rslinx Classic
is installed.
3. Next, click on the + sign next to the Program files folder, click on + sign next the Rockwell software folder and,
then, double click on the RSCOMMON folder. In the RSCOMMON folder two Harmony files ( Harmony.hrc
and, Harmony .rsh ) should be displayed. One of the Harmony file may be displayed as Harmony this is okay.
4. Delete each Harmony file ( Harmony.hrc, Harmony.rsh or Harmony) individually and, then re-open Rslinx Classic.
DO NOT Delete HRMYUI.DLL