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via liferay.com by Unknown author, 1 year ago
java.lang.ClassCastException: java.lang.String cannot be cast to java.util.Date	at com.liferay.portal.kernel.upgrade.util.DateUpgradeColumnImpl.getNewValue(DateUpgradeColumnImpl.java:31)	at com.liferay.portal.upgrade.util.DefaultUpgradeTableImpl.getExportedData(DefaultUpgradeTableImpl.java:64)	at com.liferay.portal.upgrade.util.Table.generateTempFile(Table.java:389)	at com.liferay.portal.upgrade.util.Table.generateTempFile(Table.java:347)	at com.liferay.portal.upgrade.util.BaseUpgradeTableImpl.updateTable(BaseUpgradeTableImpl.java:51)	at com.liferay.portal.upgrade.v6_0_0.UpgradeSocial.doUpgrade(UpgradeSocial.java:57)	at com.liferay.portal.kernel.upgrade.UpgradeProcess.upgrade(UpgradeProcess.java:111)	at com.liferay.portal.kernel.upgrade.UpgradeProcess.upgrade(UpgradeProcess.java:114)	at com.liferay.portal.kernel.upgrade.UpgradeProcess.upgrade(UpgradeProcess.java:130)	at com.liferay.portal.upgrade.UpgradeProcess_6_0_0.doUpgrade(UpgradeProcess_6_0_0.java:56)	at com.liferay.portal.kernel.upgrade.UpgradeProcess.upgrade(UpgradeProcess.java:111)