Hi Mike,
I too can recommend the OpenVnmrJ/Ubuntu upgrade path. I look after several
instruments that are running OVJ on Ubuntu 22LTS or 24LTS and we have no
issues.
Regards,
Laird
Laird A. Trimble, Ph.D.
President, Trimble Analytical Services Ltd.
laird.trimble_at_trimbleanalyticalservices.com
1-613-286-2799
> On Jan 12, 2026, at 4:59 PM, Alex Paterson via groups.io wrote:
>
> Hi Mike,
>
> We have transitioned our solids Varian instruments to OpenVnmrJ running on
> Ubuntu. We had no issues with installing on Ubuntu 20 or 22, but have had
> some small hiccups with 24 that are easily worked around.
> Our one solution Varian instrument is still chugging away on CentOS 7 and
> will probably not be upgraded anytime soon.
>
> Best,
> Alex
>
> Alex Paterson
> The National Magnetic Resonance Facility at Madison (NMRFAM)
> University of Wisconsin-Madison
> alpaterson_at_wisc.edu <mailto:alpaterson_at_wisc.edu>
>
> From: main_at_ammrl.groups.io On Behalf Of Kaiser, John M via groups.io
> Sent: Monday, January 12, 2026 3:34 PM
> To: main_at_ammrl.groups.io <mailto:main_at_ammrl.groups.io>
> Subject: [AMMRL] Installing VNMRJ on Linux box with CENTOS and Red Hat
>
> Hello Everyone,
>
> We have been running VNMRJ 4.2 on our original Linux box (Dell T3500)
> with Red Hat 5.4 for more than a decade now. Recently, we have been considering
> replacing the Dell T3500 with a newer computer. While installing Red Hat 5.4
> on a newer Linux box running CentOS, we encountered an issue. Specifically,
> the system indicates that software is missing. This has happened across two
> different Linux boxes. At the same point in the Red Hat 5.4 installation process.
>
> Has anyone encountered issues upgrading Linux systems with VNMRJ and Red
> Hat? If so, what were some solutions?
>
> Thank you in advance for any assistance.
>
> Sincerely,
>
> Mike
>
> John Michael Kaiser
> Instrument Manager
> Department of Chemistry and Biochemistry
> California State University at Northridge
> 18111 Nordhoff St.
> Northridge, CA 91330-8262
> Ph:(818)677-6887
>
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Received on Mon Jan 12 2026 - 14:23:59 MST