Thanks. That solved it.
Regards
David
From: Wireshark-dev [mailto:wireshark-dev-bounces@xxxxxxxxxxxxx] On Behalf Of Anders Broman
Sent: Tuesday, February 20, 2018 4:49 PM
To: Developer support list for Wireshark <wireshark-dev@xxxxxxxxxxxxx>
Subject: Re: [Wireshark-dev] Can't start 2.5: Err Duplicate protocol name "DOCSIS Vendor Specific Encodings"
The docsis dissector was moved from a plugin to a built in dissector. You probably have the old docsis plugin executable left in your plugin directory. Delete it.