From: ambulimama at gmail.com (Nelli Vanan)
Date: Tue, 21 Oct 2008 12:45:23 -0400
Subject: [Pljava-dev] Unable to load class
	org/postgresql/pljava/internal/Backend
In-Reply-To: <6d7730550810210802q4f1fdb65m244e979122be7ce3@mail.gmail.com>
References: <6d7730550810201319h569e51bav5053dbee54500077@mail.gmail.com>
	<6d7730550810210705r745e2078i8d029890ce714543@mail.gmail.com>
	<6d7730550810210800m4f5294d9xe45457e5765fab4d@mail.gmail.com>
	<6d7730550810210802q4f1fdb65m244e979122be7ce3@mail.gmail.com>
Message-ID: <6d7730550810210945v41758b50ve6eee86e01bde7eb@mail.gmail.com>

Sorry to be spamming your mailbox.  I am struggling to get this
resolved.  I am using  jdk1.5.0_11 so the zlib conflict might not be
the problem.

On Tue, Oct 21, 2008 at 11:02 AM, Nelli Vanan <ambulimama at gmail.com> wrote:
> Actually my classpath is set to /root/thanesh/pljava.jar and not
> /root/mydir/pljava.jar as in the first mail.
>
>
> On Tue, Oct 21, 2008 at 11:00 AM, Nelli Vanan <ambulimama at gmail.com> wrote:
>> 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'
>>>>
>>>
>>
>