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Mail Archives: cygwin/2002/03/01/07:35:37

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Message-ID: <002401c1c11d$70bcfa90$8615b3ac@wwwwh13x9ln7t6>
From: "Yousry Abdallah" <Yousry DOT Abdallah AT epost DOT de>
To: <cygwin AT cygwin DOT com>
Subject: problem about postgresql and jdbc
Date: Fri, 1 Mar 2002 13:34:32 +0100
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Hi,

i have trouble using PostgreSQL7.1.3 via jdbc on my Windows XP System
(using the actual cygwin distribution and j2sdk1.4.0).

The Database sends following error message after connection:
 PacketReceiveFragment: read() failed: Connection reset by peer

The Java Program prints following stack trace:
 ---Single simple object test and transaction test
 pl.PlException: org.postgresql.util.PSQLException:
 Something unusual has occured to cause the driver to fail.
 Please report this exception: Exception: java.lang.NullPointerException
 Stack Trace:
 java.lang.NullPointerException
        at org.postgresql.Connection.openConnection(Unknown Source)
        at org.postgresql.Driver.connect(Unknown Source)
        at java.sql.DriverManager.getConnection(DriverManager.java:512)
        at java.sql.DriverManager.getConnection(DriverManager.java:171)
        at pl.test.PostgresqlDatabase.getNewConnection(Unknown Source)
        at
pl.sql.RelationalDatabase.getConnection(RelationalDatabase.java:278)
        at pl.PersistenceManager.getConnection(PersistenceManager.java:927)
        at pl.PersistenceManager.saveObject(PersistenceManager.java:289)
        at pl.PersistentObject.save(PersistentObject.java:133)
        at pl.test.Test.performTest(Unknown Source)
        at pl.test.Test.main(Unknown Source)
End of Stack Trace

Thanks in advance,
Yousry


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