Upgrade failed with the logs "Cannot encode value for unsupported column type: "DATE" (91) of column ATTACHMENTS.CREATIONDATE"
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Note that this KB was created for the Data Center version of the product. Data Center KBs for non-Data-Center-specific features may also work for Server versions of the product, however they have not been tested. Support for Server* products ended on February 15th 2024. If you are running a Server product, you can visit the Atlassian Server end of support announcement to review your migration options.
*Except Fisheye and Crucible
Summary
Problem
Upgrading to Confluence 5.7.x failed with the following logs appears in the atlassian-confluence.log interfering with the upgrade process:
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2015-07-03 08:20:35,605 WARN [localhost-startStop-1] [confluence.upgrade.impl.DefaultUpgradeManager] beforeUpgrade Pre-upgrade recovery file generation failed: Problem with table "ATTACHMENTS": Cannot encode value for unsupported column type: "DATE" (91) of column ATTACHMENTS.CREATIONDATE
com.atlassian.confluence.upgrade.recovery.DbDumpException: Problem with table "ATTACHMENTS": Cannot encode value for unsupported column type: "DATE" (91) of column ATTACHMENTS.CREATIONDATE
at com.atlassian.confluence.upgrade.recovery.RecoveryErrorService.newImportExportException(RecoveryErrorService.java:18)
at com.atlassian.dbexporter.exporter.DataExporter.exportRow(DataExporter.java:191)
at com.atlassian.dbexporter.exporter.DataExporter.exportTable(DataExporter.java:100)
at com.atlassian.dbexporter.exporter.DataExporter.access$200(DataExporter.java:28)
at com.atlassian.dbexporter.exporter.DataExporter$1$1.call(DataExporter.java:55)
at com.atlassian.dbexporter.exporter.DataExporter$1$1.call(DataExporter.java:51)
at com.atlassian.dbexporter.jdbc.JdbcUtils.withNoAutoCommit(JdbcUtils.java:63)
at com.atlassian.dbexporter.exporter.DataExporter$1.call(DataExporter.java:50)
at com.atlassian.dbexporter.exporter.DataExporter$1.call(DataExporter.java:45)
at com.atlassian.dbexporter.jdbc.JdbcUtils.withConnection(JdbcUtils.java:31)
at com.atlassian.dbexporter.exporter.DataExporter.export(DataExporter.java:44)
at com.atlassian.dbexporter.DbExporter.exportData(DbExporter.java:53)
at com.atlassian.confluence.upgrade.recovery.DefaultRecoveryFileGenerator.generate(DefaultRecoveryFileGenerator.java:76)
at com.atlassian.confluence.upgrade.impl.DefaultUpgradeManager.beforeUpgrade(DefaultUpgradeManager.java:238)
at com.atlassian.confluence.upgrade.AbstractUpgradeManager.upgrade(AbstractUpgradeManager.java:134)
at com.atlassian.confluence.upgrade.UpgradeLauncherServletContextListener.contextInitialized(UpgradeLauncherServletContextListener.java:51)
at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:5016)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5528)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1575)
at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1565)
at java.util.concurrent.FutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Diagnosis
Diagnostic Steps
You are using ORACLE database
Cause
Issue is caused by incompatibilities of Oracle database environment.
Solution
Resolution
Make sure you are using supported type of Database as per this documentation: (Supported Platforms)
Oracle : 11.1, 11.2, 12c
If you are not using a compatible database version, proceed with migrating your database to a compatible version. Please follow this documentation as a guide (Migrating to Another Database)
Make sure you are using the compatible version of JDBC with your database version, as per this documentation: (Database JDBC Drivers)
For Oracle 11.1, use the 11.1.0.7.0 driver (ojdbc6.jar).
For Oracle 11.2, use the 11.2.0.1.0 driver (ojdbc6.jar).
For Oracle 12c use the 12.1.0.1 driver (oldjbc7.jar)
If you are not using the compatible drivers, proceed with downloading your JDBC drivers here: http://www.oracle.com/technetwork/database/features/jdbc/index-091264.html
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