R12 的登录时突然报oracle error 1841

zhaojeff

windows 2003 下安装的R12.1.1，正常使用已有很长时间，突然出现问题，退出重新登录时，出现如下图所示错误。将机器反复重启，问题仍然存在，哪位知道如何解决。
推测可能是我在之前改参数“ICX:会话超时”与“ICX:限制时间”时，把原来的值改得太大，超过99999999导致的。当时系统并未报错，估计后来操作与之相关时，导致系统日期格式错误。
本人不太懂SQL，请行家帮助写个SQL程序。数据库是VIS demo，已经装了SQL PLUS developer.


<RE>Oracle error 1841: java.sql.SQLDataException: ORA-01841: (full) year must be between -4713 and +9999, and not be 0 ORA-06512: at "APPS.FND_SESSION_MANAGEMENT", line 1468 ORA-06512: at line 1 has been detected in FND_SESSION_MANAGEMENT.CHECK_SESSION. Oracle error 1841: java.sql.SQLDataException: ORA-01841: (full) year must be between -4713 and +9999, and not be 0 ORA-06512: at "APPS.FND_SESSION_MANAGEMENT", line 1468 ORA-06512: at "APPS.FND_SESSION_MANAGEMENT", line 1236 ORA-06512: at "APPS.FND_AOLJ_UTIL", line 421 ORA-06512: at line 1 has been detected in FND_AOLJ_UTIL.is_Valid_ICX. </PRE>
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