[Kea-users] kea-dhcp4 service failing to start with 'cannot open shared object file'

[duress at mailbox.org]

Oh that's a bit embarrassing. Thanks, that's probably going to explain the next problem I already ran into.

> On 02/20/2026 7:56 PM CET Doug Freed <dwfreed at isc.org> wrote:
> 
>  
> On 2/20/26 02:08, duress via Kea-users wrote:
> > no problem, thanks for your responses!
> > 
> > root at diorite:/usr/sbin# kea-dhcp4 -W
> >          Kea source configure results:
> >       -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
> > 
> >   Package:
> >     Name:               kea
> >     Version:            3.1.5
> >     Extended version:   3.1.5 (tarball)
> >     Version type:       development
> >     OS Family:          Linux
> > 
> >     Prefix:             /usr/local
> >     Hooks directory:    /usr/local/lib/aarch64-linux-gnu/kea/hooks
> >     Premium hooks:      no
> > 
> >   Meson Version:        1.3.2
> >   Build Options:
> > 
> >   C++ Compiler:
> >     CXX:                c++
> >     CXX_ID:             gcc
> >     CXX_VERSION:        c++ (Ubuntu 13.3.0-6ubuntu2~24.04) 13.3.0
> >     CXX_STANDARD:       201703
> >     CXX_ARGS:           -Wnon-virtual-dtor -Wwrite-strings -Wno-missing- 
> > field-initializers -Wshadow
> >     LD_ID:              ld.bfd
> >     LD_ARGS:
> > 
> >   Python:
> >     PYTHON:             /usr/bin/python3
> >     PYTHON_VERSION:     3.12.3
> >     PKGPYTHONDIR:       /usr/local/lib/python3/dist-packages/kea
> > 
> >   Boost:                1_83
> > 
> >   OpenSSL:              OpenSSL 3.0.13 30 Jan 2024
> > 
> >   Log4cplus:            2.0.8
> > 
> >   Flex:                 no
> >   Bison:                no
> > 
> >   IO Event Handling:
> >     select              yes
> >     poll                yes
> > 
> >   MySQL:                no
> > 
> >   PostgreSQL:           no
> > 
> >   Netconf:              no
> > 
> >   Google Test:          no
> > 
> >   Kerberos5 GSS-API:    no
> > 
> >   Developer:
> >     Tests:              disabled
> >     Fuzzing:            disabled
> >     Valgrind:           no
> >     AFL:                no
> 
> This output, combined with logs you've previously provided, indicates 
> you have both Ubuntu's packaged Kea 2.4.1 and a locally compiled Kea 
> 3.1.5 installed at the same time.  You should pick one and get rid of 
> the other to avoid any further confusion.  Your original error message 
> was because you were telling Kea 2.4.1 to load hooks from Kea 3.1.5, 
> which can never work.
> 
> You may want to consider installing from Cloudsmith instead of building 
> from source to avoid further issues and ensure you receive updates in a 
> timely manner.  See https://kb.isc.org/docs/isc-kea-packages for details.
> 
> -Doug
> -- 
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