ORA-39002: 操作无效ORA-31694: 加载/卸载主表 "SYS"."SYS_IMPORT_FULL_01" 失败ORA-02354: 导出/导入数据时出错ORA-02368: the following file is not valid for this load operationORA-02369: internal number in header in file E:\数据\aaa.dmp is not valid