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java


 

Hello I have a message that says java encryption?what does that mean jmri will not open? What do I have to do ? louis


 

We need a little more?information Louis. What's the exact message? Java version, JMRI version? The more you give?us, the better.


On Tue, Feb 25, 2025 at 6:03?PM Louis Grundman via <louis.grundman=[email protected]> wrote:
Hello I have a message that says java encryption?what does that mean jmri will not open? What do I have to do ? louis



--
John Griffin

Model Railroading Topics


 

I have java version 8 it comes up with message?a java Exception has occurred what do i need to do


On Tue, Feb 25, 2025 at 8:03?PM Louis Grundman via <louis.grundman=[email protected]> wrote:
Hello I have a message that says java encryption?what does that mean jmri will not open? What do I have to do ? louis


 

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Which version of JMRI are you trying to run??

It’s likely you’ll need at least JAVA 11

See JMRI.org/java for tons of helpful advice ?

Phil G

On 16 Mar 2025, at 17:31, Louis Grundman via groups.io <louis.grundman@...> wrote:

?
I have java version 8 it comes up with message?a java Exception has occurred what do i need to do

On Tue, Feb 25, 2025 at 8:03?PM Louis Grundman via <louis.grundman=[email protected]> wrote:
Hello I have a message that says java encryption?what does that mean jmri will not open? What do I have to do ? louis


 

Do you have to have a java subscription now. It sak me to subscribe.


On Sun, Mar 16, 2025, 1:54?PM Phil G via <phil=[email protected]> wrote:
Which version of JMRI are you trying to run??

It’s likely you’ll need at least JAVA 11

See JMRI.org/java for tons of helpful advice ?

Phil G

On 16 Mar 2025, at 17:31, Louis Grundman via <louis.grundman=[email protected]> wrote:

?
I have java version 8 it comes up with message?a java Exception has occurred what do i need to do

On Tue, Feb 25, 2025 at 8:03?PM Louis Grundman via <louis.grundman=[email protected]> wrote:
Hello I have a message that says java encryption?what does that mean jmri will not open? What do I have to do ? louis


 

Only if you have a reason to get it directly from Oracle.

?has alternative sources. ?I use Azul.com.

Dave Sand


----- Original message -----
From: "Louis Grundman via groups.io" <louis.grundman=[email protected]>
Subject: Re: [jmriusers] java
Date: Monday, March 24, 2025 8:55 AM

Do you have to have a java subscription now. It sak me to subscribe.


On Sun, Mar 16, 2025, 1:54?PM Phil G via <phil=[email protected]> wrote:
Which version of JMRI are you trying to run??

It’s likely you’ll need at least JAVA 11

See JMRI.org/java for tons of helpful advice ?

Phil G


On 16 Mar 2025, at 17:31, Louis Grundman via <louis.grundman=[email protected]> wrote:
?
I have java version 8 it comes up with message?a java Exception has occurred what do i need to do

On Tue, Feb 25, 2025 at 8:03?PM Louis Grundman via <louis.grundman=[email protected]> wrote:
Hello I have a message that says java encryption?what does that mean jmri will not open? What do I have to do ? louis







 

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Louis,

?

Many users have switched to Azul JAVA which does not require a subscription.? Azul also offers a JRE (JAVA Runtime Environment) installation which is much smaller than the JDK (JAVA Development Kit) installation.

?

I’m using Azul JAVA 17 on several Windows 10 and 11 computers with no issues.? I used the ‘.msi’ installer.

?

Make sure you remove your old JAVA installation before installing a new version.

?

HTH,

Ross

?

?

?

From: [email protected] <[email protected]> On Behalf Of Dave Sand
Sent: Monday, March 24, 2025 10:05 AM
To: [email protected]
Subject: Re: [jmriusers] java

?

Only if you have a reason to get it directly from Oracle.

?

?has alternative sources. ?I use Azul.com.

?

Dave Sand

?

?

----- Original message -----

From: "Louis Grundman via groups.io" <louis.grundman=[email protected]>

Subject: Re: [jmriusers] java

Date: Monday, March 24, 2025 8:55 AM

?

Do you have to have a java subscription now. It sak me to subscribe.

?

On Sun, Mar 16, 2025, 1:54?PM Phil G via <phil=[email protected]> wrote:

Which version of JMRI are you trying to run??

?

It’s likely you’ll need at least JAVA 11

?

See JMRI.org/java for tons of helpful advice ?

?

Phil G

?

?

On 16 Mar 2025, at 17:31, Louis Grundman via <louis.grundman=[email protected]> wrote:

?

I have java version 8 it comes up with message?a java Exception has occurred what do i need to do

?

On Tue, Feb 25, 2025 at 8:03?PM Louis Grundman via <louis.grundman=[email protected]> wrote:

Hello I have a message that says java encryption?what does that mean jmri will not open? What do I have to do ? louis

?

?

?

?

?


 

Short answer: no. Longer answer: don't bother with Oracle's Java. There are
other options, none of which will ask for a subscription. Oracle Java (other
than version 8) is only available as a JDK and is meant for developers who are
writing Java code. Oracle wants to keep track (?) of people writing Java
programs.

Do go to JMRI.org/java and read that page carefully. There are *free*
downloads for Java runtime (JRE) for Java 11 or Java 17 from a few other
places besides Oracle.

At Mon, 24 Mar 2025 09:55:15 -0400 "Louis Grundman via groups.io" <louis.grundman@...> wrote:


Do you have to have a java subscription now. It sak me to subscribe.

On Sun, Mar 16, 2025, 1:54???PM Phil G via groups.io <phil> [email protected]> wrote:

Which version of JMRI are you trying to run??

It's likely you'll need at least JAVA 11

See JMRI.org/java for tons of helpful advice ????

Phil G

On 16 Mar 2025, at 17:31, Louis Grundman via groups.io <louis.grundman> > [email protected]> wrote:

???
I have java version 8 it comes up with message a java Exception has
occurred what do i need to do

On Tue, Feb 25, 2025 at 8:03???PM Louis Grundman via groups.io
<louis.grundman@...> wrote:

Hello I have a message that says java encryption what does that mean jmri
will not open? What do I have to do ? louis






--
Robert Heller -- Cell: 413-658-7953 GV: 978-633-5364
Deepwoods Software -- Custom Software Services
-- Linux Administration Services
heller@... -- Webhosting Services


 

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Take another look at the JMRI JAVA page

Short answer “no I don’t. And no you don’t have to”

Phil G

On 24 Mar 2025, at 13:55, Louis Grundman via groups.io <louis.grundman@...> wrote:

?

Do you have to have a java subscription now. It sak me to subscribe.


On Sun, Mar 16, 2025, 1:54?PM Phil G via <phil=[email protected]> wrote:
Which version of JMRI are you trying to run??

It’s likely you’ll need at least JAVA 11

See JMRI.org/java for tons of helpful advice ?

Phil G

On 16 Mar 2025, at 17:31, Louis Grundman via <louis.grundman=[email protected]> wrote:

?
I have java version 8 it comes up with message?a java Exception has occurred what do i need to do

On Tue, Feb 25, 2025 at 8:03?PM Louis Grundman via <louis.grundman=[email protected]> wrote:
Hello I have a message that says java encryption?what does that mean jmri will not open? What do I have to do ? louis


 

Louis,
That's Oracle for ya!

Read this?short post:




On Mon, Mar 24, 2025 at 7:55?AM Louis Grundman via <louis.grundman=[email protected]> wrote:

Do you have to have a java subscription now. It sak me to subscribe.


On Sun, Mar 16, 2025, 1:54?PM Phil G via <phil=[email protected]> wrote:
Which version of JMRI are you trying to run??

It’s likely you’ll need at least JAVA 11

See JMRI.org/java for tons of helpful advice ?

Phil G

On 16 Mar 2025, at 17:31, Louis Grundman via <louis.grundman=[email protected]> wrote:

?
I have java version 8 it comes up with message?a java Exception has occurred what do i need to do

On Tue, Feb 25, 2025 at 8:03?PM Louis Grundman via <louis.grundman=[email protected]> wrote:
Hello I have a message that says java encryption?what does that mean jmri will not open? What do I have to do ? louis



--
John Griffin

Model Railroading Topics


 

Ok thanks


On Mon, Mar 24, 2025, 1:08?PM John Griffin via <johng.sst=[email protected]> wrote:
Louis,
That's Oracle for ya!

Read this?short post:




On Mon, Mar 24, 2025 at 7:55?AM Louis Grundman via <louis.grundman=[email protected]> wrote:

Do you have to have a java subscription now. It sak me to subscribe.


On Sun, Mar 16, 2025, 1:54?PM Phil G via <phil=[email protected]> wrote:
Which version of JMRI are you trying to run??

It’s likely you’ll need at least JAVA 11

See JMRI.org/java for tons of helpful advice ?

Phil G

On 16 Mar 2025, at 17:31, Louis Grundman via <louis.grundman=[email protected]> wrote:

?
I have java version 8 it comes up with message?a java Exception has occurred what do i need to do

On Tue, Feb 25, 2025 at 8:03?PM Louis Grundman via <louis.grundman=[email protected]> wrote:
Hello I have a message that says java encryption?what does that mean jmri will not open? What do I have to do ? louis



--
John Griffin

Model Railroading Topics


 

I found Oracle JAVA to be really invasive.
It peppers stuff all over the place.
The only clean way to get rid of it is to use the Oracle removal tool.
I did that, then loaded Azul.
--
Ken
NYNH&H, Old Colony Division, Cape Cod Branch (1949-1959)
Loconet * JMRI 5.11.1 * OSX,Win10,Ubuntu
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