From: ambulimama at gmail.com (Nelli Vanan)
Date: Tue, 21 Oct 2008 11:00:40 -0400
Subject: [Pljava-dev] Unable to load class
	org/postgresql/pljava/internal/Backend
In-Reply-To: <6d7730550810210705r745e2078i8d029890ce714543@mail.gmail.com>
References: <6d7730550810201319h569e51bav5053dbee54500077@mail.gmail.com>
	<6d7730550810210705r745e2078i8d029890ce714543@mail.gmail.com>
Message-ID: <6d7730550810210800m4f5294d9xe45457e5765fab4d@mail.gmail.com>

Here are the info I got in the server logs.

LOCATION:  SetTransactionIdLimit, varsup.c:234
DEBUG:  00000: Not using integer_datetimes
LOCATION:  checkIntTimeType,
/home/jurka/pg/pljava/pljava/src/C/pljava/Backend.c:538
DEBUG:  00000: Added JVM option string
"-Djava.class.path=/root/thanesh/pljava.jar"
LOCATION:  JVMOptList_add,
/home/jurka/pg/pljava/pljava/src/C/pljava/Backend.c:436
DEBUG:  00000: Added JVM option string
"-Dsqlj.defaultconnection=jdbc:default:connection"
LOCATION:  JVMOptList_add,
/home/jurka/pg/pljava/pljava/src/C/pljava/Backend.c:436
DEBUG:  00000: Added JVM option string "vfprintf"
LOCATION:  JVMOptList_add,
/home/jurka/pg/pljava/pljava/src/C/pljava/Backend.c:436
DEBUG:  00000: Added JVM option string "-Xrs"
LOCATION:  JVMOptList_add,
/home/jurka/pg/pljava/pljava/src/C/pljava/Backend.c:436
DEBUG:  00000: Creating JavaVM
LOCATION:  initializeJavaVM,
/home/jurka/pg/pljava/pljava/src/C/pljava/Backend.c:640
DEBUG:  00000: JavaVM created
LOCATION:  initializeJavaVM,
/home/jurka/pg/pljava/pljava/src/C/pljava/Backend.c:660
DEBUG:  00000: Getting Backend class pljava.jar
LOCATION:  initPLJavaClasses,
/home/jurka/pg/pljava/pljava/src/C/pljava/Backend.c:124
java.lang.NoClassDefFoundError: org/postgresql/pljava/internal/Backend
WARNING:  XX000: java.lang.NoClassDefFoundError:
org/postgresql/pljava/internal/Backend
LOCATION:  elogExceptionMessage,
/home/jurka/pg/pljava/pljava/src/C/pljava/JNICalls.c:74
DEBUG:  00000: Destroying JavaVM...
LOCATION:  _destroyJavaVM,
/home/jurka/pg/pljava/pljava/src/C/pljava/Backend.c:374
c DEBUG:  00000: JavaVM destroyed
LOCATION:  _destroyJavaVM,
/home/jurka/pg/pljava/pljava/src/C/pljava/Backend.c:383
ERROR:  XX000: Unable to load class
org/postgresql/pljava/internal/Backend using CLASSPATH
'-Djava.class.path=/root/thanesh/pljava.jar'
 LOCATION:  PgObject_getJavaClass,
/home/jurka/pg/pljava/pljava/src/C/pljava/PgObject.c:116


On Tue, Oct 21, 2008 at 10:05 AM, Nelli Vanan <ambulimama at gmail.com> wrote:
> Hi there,
>
> I have read through some of the mail threads, and noticed that people
> had the same problem before.  I am using postgres 8.1.11 and plJava
> 1.4.0 and am running in a variant of CentOS.  e-smith server. I am not
> sure if I have the same problem that was mentioned in other threads(
> about zlib conflict).  Please let me know.  Thank you very much.
>
>
> On Mon, Oct 20, 2008 at 4:19 PM, Nelli Vanan <ambulimama at gmail.com> wrote:
>> Hi there,
>>
>> I am having some problem when trying to experiment with a hello world
>> example.  When I run the following command I am getting this error
>> message.
>> I am not sure what I am doing wrong.
>> The class path seems to be correct.  I have the pljava.jar file in /root/mydir
>> How can I resolve this.  Thanks,
>>
>> SELECT sqlj.install_jar('file:///root/mydir/hello.jar',
>> 'helloworld_jar',  false);
>> WARNING:  java.lang.NoClassDefFoundError: org/postgresql/pljava/internal/Backend
>> ERROR:  Unable to load class org/postgresql/pljava/internal/Backend
>> using CLASSPATH '-Djava.class.path=/root/mydir/pljava.jar'
>>
>