java.lang.NullPointerException: This exception has no message.

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via ZK-Tracker by hawk, 1 year ago
This exception has no message.
via ZK-Tracker by hawk, 1 year ago
This exception has no message.
java.lang.NullPointerException:
at org.zkoss.zss.api.model.impl.EnumUtil.toRangeSortDataOption(EnumUtil.java:488)
at org.zkoss.zss.api.impl.RangeImpl.sort(RangeImpl.java:510)
at org.zkoss.zss.api.impl.RangeImpl.sort(RangeImpl.java:486)
at org.zkoss.zss.api.impl.RangeImpl.sort(RangeImpl.java:470)
at org.zkoss.zss.api.CellOperationUtil.sort(CellOperationUtil.java:531)
at org.zkoss.zss.ui.DefaultUserActionHandler.doSortAscending(DefaultUserActionHandler.java:1169)
at org.zkoss.zss.ui.DefaultUserActionHandler.dispatchAction(DefaultUserActionHandler.java:291)
at org.zkoss.zssex.ui.DefaultExUserActionHandler.dispatchAction(DefaultExUserActionHandler.java:213)
at org.zkoss.zss.ui.DefaultUserActionHandler.onEvent(DefaultUserActionHandler.java:1412)
at org.zkoss.zssex.ui.DefaultExUserActionHandler.onEvent(DefaultExUserActionHandler.java:56)
at org.zkoss.zss.ui.Spreadsheet$3.onEvent(Spreadsheet.java:343)

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