Problem With Connection in SQL Developer
(Doc ID 603917.1)
Last updated on JANUARY 17, 2024
Applies to:
Oracle SQL Developer - Version 1.5 to 1.5 [Release 1.5.0]Oracle Database Cloud Schema Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.
Symptoms
When you launch SQL Developer, you may have problems to load your previously defined connections.
Sometimes, your defined connections may not appear or errors appear in the Logging Page.
Error you may get:
java.lang.NullPointerException
at java.util.TimeZone.parseCustomTimeZone(TimeZone.java:756)
at java.util.TimeZone.getTimeZone(TimeZone.java:485)
at java.util.TimeZone.getTimeZone(TimeZone.java:479)
at oracle.jdbc.driver.PhysicalConnection.setDbTzCalendar(PhysicalConnection.java:4653)
at oracle.jdbc.driver.PhysicalConnection.setSessionTimeZone(PhysicalConnection.java:4598)
at oracle.javatools.db.ora.Oracle8i.initOC(Oracle8i.java:171)
at oracle.javatools.db.ora.Oracle8i.<init>(Oracle8i.java:41)
at oracle.javatools.db.ora.Oracle9i.<init>(Oracle9i.java:181)
at oracle.javatools.db.ora.Oracle9iR2.<init>(Oracle9iR2.java:41)
at oracle.javatools.db.ora.Oracle10g.<init>(Oracle10g.java:26)
at oracle.javatools.db.ora.Oracle10gR2.<init>(Oracle10gR2.java:18)
at oracle.javatools.db.ora.Oracle10gR2XE.<init>(Oracle10gR2XE.java:17)
at oracle.javatools.db.ora.OracleDatabaseFactory.createDatabaseImpl(OracleDatabaseFactory.java:115)
at oracle.javatools.db.DatabaseFactory.createDatabaseImpl(DatabaseFactory.java:147)
at oracle.javatools.db.DatabaseFactory.createDatabase(DatabaseFactory.java:130)
at oracle.jdeveloper.db.DatabaseConnections.getDatabase(DatabaseConnections.java:637)
at oracle.jdeveloper.db.DatabaseConnections.getDatabase(DatabaseConnections.java:564)
at oracle.dbtools.raptor.utils.Connections$ConnectionInfo$ConnectRunnable.doWork(Connections.java:1144)
at oracle.ide.dialogs.ProgressRunnable.run(ProgressRunnable.java:161)
at oracle.ide.dialogs.ProgressBar.run(ProgressBar.java:615)
at java.lang.Thread.run(Thread.java:595)
Cause
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In this Document
| Symptoms |
| Cause |
| Solution |