22 messages in net.java.dev.jna.usersRe: [jna-users] Unable to load a library
FromSent OnAttachments
Simon BASLEJul 17, 2007 6:12 am 
Timothy WallJul 17, 2007 9:16 am 
Simon BASLEJul 17, 2007 9:44 am 
Timothy WallJul 17, 2007 10:10 am 
Simon BASLEJul 17, 2007 10:12 am 
Timothy WallJul 17, 2007 11:18 am 
Nikolas LotzJul 18, 2007 1:27 am 
Simon BASLEJul 18, 2007 5:35 am 
Nikolas LotzJul 19, 2007 5:57 am 
Simon BASLEJul 19, 2007 6:07 am 
Nikolas LotzJul 19, 2007 9:08 am 
Simon BASLEJul 24, 2007 8:40 am 
Simon BASLEJul 24, 2007 8:40 am 
Timothy WallJul 24, 2007 9:55 am 
Timothy WallJul 24, 2007 10:08 am 
Simon BASLEJul 25, 2007 6:00 am 
Simon BASLEJul 25, 2007 7:33 am 
Timothy WallJul 25, 2007 7:53 am 
Timothy WallJul 25, 2007 7:58 am 
Simon BASLEJul 25, 2007 8:29 am 
Timothy WallJul 25, 2007 12:32 pm 
Timothy WallJul 26, 2007 2:44 pm 
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Subject:Re: [jna-users] Unable to load a libraryActions...
From:Simon BASLE (simo@laposte.net)
Date:Jul 18, 2007 5:35:27 am
List:net.java.dev.jna.users

Hello,

I've started the incriminated program with LD_DEBUG set to libs and I get some errors :

6432: calling init: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libzip.so 6432:

6432: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libjava.so: error: symbol lookup error: undefined symbol: Java_java_security_AccessController_doPrivileged (fatal)

6432: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libjava.so: error: symbol lookup error: undefined symbol: Java_java_security_AccessController_doPrivileged (fatal) 6432: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libzip.so: error: symbol lookup error: undefined symbol: Java_java_security_AccessController_doPrivileged (fatal)

6432: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libjava.so: error: symbol lookup error: undefined symbol: Java_java_security_AccessController_doPrivileged (fatal) 6432: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libzip.so: error: symbol lookup error: undefined symbol: Java_java_security_AccessController_doPrivileged (fatal)

6432: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libjava.so: error: symbol lookup error: undefined symbol: Java_java_util_zip_ZipFile_initIDs (fatal)

6432: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libjava.so: error: symbol lookup error: undefined symbol: Java_java_util_zip_ZipFile_open (fatal)

6432: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libjava.so: error: symbol lookup error: undefined symbol: Java_java_util_zip_ZipFile_getTotal (fatal)

6432: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libjava.so: error: symbol lookup error: undefined symbol: Java_java_util_zip_ZipFile_getMappedAddr (fatal)

6432: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libjava.so: error: symbol lookup error: undefined symbol: Java_java_util_zip_ZipFile_getMappedLen (fatal)

6432: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libjava.so: error: symbol lookup error: undefined symbol: Java_java_util_zip_ZipFile_getEntry (fatal)

6432: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libjava.so: error: symbol lookup error: undefined symbol: Java_java_util_zip_ZipEntry_initIDs (fatal)

6432: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libjava.so: error: symbol lookup error: undefined symbol: Java_java_util_zip_ZipEntry_initFields (fatal)

6432: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libjava.so: error: symbol lookup error: undefined symbol: Java_java_util_zip_ZipFile_freeEntry (fatal)

6432: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libjava.so: error: symbol lookup error: undefined symbol: Java_java_util_zip_ZipFile_getCSize (fatal)

6432: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libjava.so: error: symbol lookup error: undefined symbol: Java_java_util_zip_ZipFile_getSize (fatal)

6432: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libjava.so: error: symbol lookup error: undefined symbol: Java_java_util_zip_ZipFile_getEntryOffset (fatal)

6432: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libjava.so: error: symbol lookup error: undefined symbol: Java_java_util_zip_ZipFile_getMethod (fatal)

6432: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libjava.so: error: symbol lookup error: undefined symbol: Java_java_util_zip_Inflater_initIDs (fatal)

6432: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libjava.so: error: symbol lookup error: undefined symbol: Java_java_util_zip_Inflater_init (fatal)

6432: /usr/lib/jvm/java-1.5.0-sun-1.5.0.11/jre/lib/i386/libjava.so: error: symbol lookup error: undefined symbol: Java_java_util_zip_Inflater_inflateBytes (fatal) 6432: 6432: calling init: /usr/lib/libpvm3.so.3.4.5 6432: 6432: /usr/lib/libpvm3.so.3.4.5: error: symbol lookup error: undefined symbol: JNI_OnLoad (fatal) 6432: /usr/lib/libgpvm3.so.3.4.5: error: symbol lookup error: undefined symbol: pvm_pkbyte (fatal) Exception in thread "main" java.lang.UnsatisfiedLinkError: /usr/lib/libgpvm3.so.3.4.5: Can't load IA 32-bit .so on a IA 32-bit platform at java.lang.ClassLoader$NativeLibrary.load(Native Method) at java.lang.ClassLoader.loadLibrary0(ClassLoader.java:1751) at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1647) at java.lang.Runtime.load0(Runtime.java:769) at java.lang.System.load(System.java:968) at MainTemp.main(MainTemp.java:15)

I don't know about the libjava errors but the main problem seems to come from the last part (JNI_OnLoad and pvm_pkbyte can't be resolved)... Maybe JNI don't know how to deal with dependent libraries? Also note that this is when I try to load both libraries using System.load When I just try to instanciate my jna binding to the gpvm3 library, it's not libpvm3.so.3.4.5 that gets the JNI_OnLoad undefined symbol error but /tmp/jna1059.so ....

Simon

check out this link for more information: http://wlug.org.nz/LD_DEBUG

start your program with 'LD_DEBUG=libs ...' and scan the output for error- messages. if that does not help, try 'LD_DEBUG=symbols ...' to see if there are any symbols which can't be resolved.