Errors upgrading from 2.6.1 to 3.0 Enterprise Beta using Sybase

I get the following error when attemtping to upgrade from 2.6.1 to .0 Enterprise Beta.

Error occured during export before upgrade: Error in action: com.atlassian.jira.action.admin.DataExport@bc404e, result: error
Error exporting: org.ofbiz.core.entity.GenericDataSourceException: SQL Exception while executing the following:SELECT ID, PROJECT, ISSUETYPE, FIELDTYPE, CUSTOMFIELDTYPEKEY, CUSTOMFIELDSEARCHERKEY, cfname, DESCRIPTION, defaultvalue FROM customfield (Invalid column name 'CUSTOMFIELDTYPEKEY'.
)
com.atlassian.core.AtlassianCoreException: Error in action: com.atlassian.jira.action.admin.DataExport@bc404e, result: error
Error exporting: org.ofbiz.core.entity.GenericDataSourceException: SQL Exception while executing the following:SELECT ID, PROJECT, ISSUETYPE, FIELDTYPE, CUSTOMFIELDTYPEKEY, CUSTOMFIELDSEARCHERKEY, cfname, DESCRIPTION, defaultvalue FROM customfield (Invalid column name 'CUSTOMFIELDTYPEKEY'.
)
at com.atlassian.core.action.ActionUtils.checkForErrors(ActionUtils.java:53)
at com.atlassian.jira.bean.export.AutoExportImpl.exportData(AutoExportImpl.java:66)
at com.atlassian.jira.upgrade.UpgradeManagerImpl.doUpgradeIfNeeded(UpgradeManagerImpl.java:300)
at com.atlassian.jira.upgrade.UpgradeManagerImpl.doUpgradeIfNeededAndAllowed(UpgradeManagerImpl.java:279)
at com.atlassian.jira.upgrade.UpgradeLauncher.contextInitialized(UpgradeLauncher.java:69)
at com.caucho.server.http.Application.init(Application.java:1832)
at com.caucho.server.http.VirtualHost.initWars(VirtualHost.java:824)
at com.caucho.server.http.VirtualHost.init(VirtualHost.java:687)
at com.caucho.server.http.ServletServer.initHosts(ServletServer.java:853)
at com.caucho.server.http.ServletServer.initInternal(ServletServer.java:698)
at com.caucho.server.http.ServletServer.init(ServletServer.java:509)
at com.caucho.server.http.ResinServer.init(ResinServer.java:382)
at com.caucho.server.http.ResinServer.main(ResinServer.java:1142)
at com.caucho.server.http.HttpServer.main(HttpServer.java:103)