Cannot load 64-bit SWT libraries on 32-bit JVM

[Oles]

After upgrade to 18.04 LTS the tuxguitar stopped working.

  tuxguitar
Exception in thread "main" java.lang.UnsatisfiedLinkError: Cannot load 64-bit SWT libraries on 32-bit JVM
 at org.eclipse.swt.internal.Library.loadLibrary(Library.java:256)
 at org.eclipse.swt.internal.Library.loadLibrary(Library.java:236)
 at org.eclipse.swt.internal.C.<clinit>(C.java:16)
 at org.eclipse.swt.internal.Converter.wcsToMbcs(Converter.java:63)
 at org.eclipse.swt.internal.Converter.wcsToMbcs(Converter.java:54)
 at org.eclipse.swt.widgets.Display.<clinit>(Display.java:139)
 at org.herac.tuxguitar.gui.TuxGuitar.displayGUI(Unknown Source)
 at org.herac.tuxguitar.gui.TGMain.main(Unknown Source)

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: libswt-gtk-4-java 4.6.3-2
ProcVersionSignature: Ubuntu 4.15.0-22.24-generic 4.15.17
Uname: Linux 4.15.0-22-generic i686
ApportVersion: 2.20.9-0ubuntu7
Architecture: i386
CurrentDesktop: GNOME
Date: Sun May 27 08:39:46 2018
InstallationDate: Installed on 2016-11-08 (564 days ago)
InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release i386 (20140722.2)
SourcePackage: swt4-gtk
UpgradeStatus: Upgraded to bionic on 2018-05-26 (0 days ago)

[Aex Rauch (centaurie)]

Same hier tuxguitar
Exception in thread "main" java.lang.UnsatisfiedLinkError: Cannot load 64-bit SWT libraries on 32-bit JVM
 at org.eclipse.swt.internal.Library.loadLibrary(Library.java:256)
 at org.eclipse.swt.internal.Library.loadLibrary(Library.java:236)
 at org.eclipse.swt.internal.C.<clinit>(C.java:16)
 at org.eclipse.swt.internal.Converter.wcsToMbcs(Converter.java:63)
 at org.eclipse.swt.internal.Converter.wcsToMbcs(Converter.java:54)
 at org.eclipse.swt.widgets.Display.<clinit>(Display.java:139)
 at org.herac.tuxguitar.gui.TuxGuitar.displayGUI(Unknown Source)
 at org.herac.tuxguitar.gui.TGMain.main(Unknown Source)

version java -version
openjdk version "10.0.1" 2018-04-17
OpenJDK Runtime Environment (build 10.0.1+10-Ubuntu-3ubuntu1)
OpenJDK Server VM (build 10.0.1+10-Ubuntu-3ubuntu1, mixed mode)

also with java -version
openjdk version "1.8.0_171"
OpenJDK Runtime Environment (build 1.8.0_171-8u171-b11-0ubuntu0.18.04.1-b11)
OpenJDK Server VM (build 25.171-b11, mixed mode)

same result.

[Aex Rauch (centaurie)]

sorry, forgot my installation is complete 32-bit. dpkg --print-architecture
i386
without multiarch. I removed it.