My whole log:
user@user-Inspiron-7586:~/Downloads$ ./FTBA_unix_202204061044-ef5313e696-release.sh
No suitable Java Virtual Machine could be found on your system.
Downloading JRE with wget ...
--2022-04-11 16:25:56-- https://github.com/adoptium/temurin17-binaries/releases/download/jdk-17.0.1%2B12/OpenJDK17U-jre_x64_linux_hotspot_17.0.1_12.tar.gz
Resolving github.com (github.com)... 140.82.114.4
Connecting to github.com (github.com)|140.82.114.4|:443... connected.
HTTP request sent, awaiting response... 302 Found
Location: https://objects.githubusercontent.com/github-production-release-asset-2e65be/372925194/43de5f79-f8c4-49dd-9e63-97446b1c8ebf?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIAIWNJYAX4CSVEH53A%2F20220412%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20220412T002556Z&X-Amz-Expires=300&X-Amz-Signature=65d72962b9b8d0029f9a323cfc22e73d4128a7dfc8a77ded3a7a032292bad804&X-Amz-SignedHeaders=host&actor_id=0&key_id=0&repo_id=372925194&response-content-disposition=attachment%3B%20filename%3DOpenJDK17U-jre_x64_linux_hotspot_17.0.1_12.tar.gz&response-content-type=application%2Foctet-stream [following]
--2022-04-11 16:25:56-- https://objects.githubusercontent.com/github-production-release-asset-2e65be/372925194/43de5f79-f8c4-49dd-9e63-97446b1c8ebf?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIAIWNJYAX4CSVEH53A%2F20220412%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20220412T002556Z&X-Amz-Expires=300&X-Amz-Signature=65d72962b9b8d0029f9a323cfc22e73d4128a7dfc8a77ded3a7a032292bad804&X-Amz-SignedHeaders=host&actor_id=0&key_id=0&repo_id=372925194&response-content-disposition=attachment%3B%20filename%3DOpenJDK17U-jre_x64_linux_hotspot_17.0.1_12.tar.gz&response-content-type=application%2Foctet-stream
Resolving objects.githubusercontent.com (objects.githubusercontent.com)... 185.199.111.133, 185.199.110.133, 185.199.108.133, ...
Connecting to objects.githubusercontent.com (objects.githubusercontent.com)|185.199.111.133|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 46151359 (44M) [application/octet-stream]
Saving to: ‘jre.tar.gz’
jre.tar.gz 100%[===================>] 44.01M 18.6MB/s in 2.4s
2022-04-11 16:25:59 (18.6 MB/s) - ‘jre.tar.gz’ saved [46151359/46151359]
Unpacking JRE ...
Starting Installer ...
./FTBA_unix_202204061044-ef5313e696-release.sh: 683: /home/user/Downloads/FTBA_unix_202204061044-ef5313e696-release.sh.3122.dir/jre/bin/java: not found