Removed Java 18 to replace with 17 but still 18 when run.
Sorin Srbu
sorin.srbu at ki.se
Mon Nov 28 08:14:37 UTC 2022
On Wed, 2022-11-23 at 13:45 +1100, Owen Thomas wrote:
> My Java project, which uses Gradle 7.4, told me that this version of
> Gradle is incompatible with Java 18. I had a look here and was advised to
> use Java 17. So, I tried to remove Java 18 using "sudo apt remove openjdk-
> 18-jdk" followed by "sudo apt install openjdk-17-jdk". When I run java --
> version I get the following result:
>
> openjdk 18.0.2-ea 2022-07-19
> OpenJDK Runtime Environment (build 18.0.2-ea+9-Ubuntu-222.04)
> OpenJDK 64-Bit Server VM (build 18.0.2-ea+9-Ubuntu-222.04, mixed mode,
> sharing)
>
> I have tried to run this in a fresh CLI window, and the results are the
> same,
>
> What do I do now?
Hello,
No need to uninstall anything (in case the older version is needed).
Just run the below update-alternativces command and set the java version to
use manually.
Output from command below for reference.
HTH.
root at lanfear2:~# update-alternatives --config java
There are 2 choices for the alternative java (providing /usr/bin/java).
Selection Path Priority
Status
------------------------------------------------------------
* 0 /usr/lib/jvm/java-11-openjdk-amd64/bin/java 1111
auto mode
1 /usr/lib/jvm/java-11-openjdk-amd64/bin/java 1111
manual mode
2 /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/java 1081
manual mode
Press <enter> to keep the current choice[*], or type selection number:
--
Sorin Srbu, Serverdrift
Tele: 08-524 84166
Karolinska Institutet Universitetsbibliotek
Avdelningen för Verksamhetsstöd
Enheten för Teknikstöd och Bildproduktion
# They say you can't buy happiness, but you can buy a
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