Bug 88489 – Can't compile eclipse-sdk-3.1_pre6

• Status: RESOLVED INVALID
• Product: Gentoo Linux

[Description Ondrej Novy 2005-04-09 10:09:45 UTC]

hi, if i try to compile eclipse-sdl-3.1_pre6 (M6) version with Java 1.5 i say i need 1.4.2 java. so i by java-config change java to 1.4.2 a try again.

...
 * Cleaning out prebuilt code
 * Cleaning all pre-built code

BUILD FAILED
java.lang.UnsupportedClassVersionError: com/jcraft/jsch/UserInfo (Unsupported ma

Total time: 0 seconds

BUILD FAILED
java.lang.UnsupportedClassVersionError: com/jcraft/jsch/UserInfo (Unsupported ma

Total time: 0 seconds
 * Patching frontend
 * Set build version in Help->About
...
 * Bootstrapping ecj compiler
/var/tmp/portage/eclipse-sdk-3.1_pre6/work/eclipse-sdk-3.1_pre6 /var/tmp/portage/eclipse-sdk-3.1_pre6/work/eclipse-sdk-3.1_pre6
     [echo] TARGET: compiler

BUILD FAILED
java.lang.UnsupportedClassVersionError: com/jcraft/jsch/UserInfo (Unsupported major.minor version 49.0)

Total time: 1 second

!!! ERROR: dev-util/eclipse-sdk-3.1_pre6 failed.
!!! Function build-compiler, Line 420, Exitcode 1
!!! Failed to bootstrap jdtcore compiler
!!! If you need support, post the topmost build error, NOT this status message.


Reproducible: Always
Steps to Reproduce:
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[Comment 1 Karl Trygve Kalleberg (RETIRED) 2005-04-09 11:40:05 UTC]

You have compiled some Ant dependencies with Java 1.5. Please recompile Ant and all its dependencies with a 1.4.x JDK, then try installing Eclipse again.

This is exactly why 1.5 has not been unmasked yet, see bug 65937.

This is a problem with how we handle Java 1.5, not Eclipse.