Public bug reported:
$ pdfsam
Error: A JNI error has occurred, please check your installation and try again
Exception in thread "main" java.lang.UnsupportedClassVersionError:
org/pdfsam/basic/App has been compiled by a more recent version of the Java
Runtime (class file version 55.0), this version of the Java Runtime only
recognizes class file versions up to 52.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:763)
at
java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:468)
at java.net.URLClassLoader.access$100(URLClassLoader.java:74)
at java.net.URLClassLoader$1.run(URLClassLoader.java:369)
at java.net.URLClassLoader$1.run(URLClassLoader.java:363)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:362)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:495)
$ echo $JAVA_HOME
/usr/lib/jvm/java-8-oracle
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: pdfsam 4.0.1-1~18.04
ProcVersionSignature: Ubuntu 4.15.0-74.84-generic 4.15.18
Uname: Linux 4.15.0-74-generic x86_64
NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair nvidia_modeset
nvidia
ApportVersion: 2.20.9-0ubuntu7.9
Architecture: amd64
CurrentDesktop: XFCE
Date: Thu Jan 9 21:48:40 2020
InstallationDate: Installed on 2013-04-12 (2463 days ago)
InstallationMedia: Xubuntu 13.04 "Raring Ringtail" - Alpha amd64 (20130409)
PackageArchitecture: all
SourcePackage: pdfsam
UpgradeStatus: Upgraded to bionic on 2018-08-17 (510 days ago)
** Affects: pdfsam (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug bionic
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https://bugs.launchpad.net/bugs/1859076
Title:
pdfsam fails launching (incompatible JRE?)
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