ORA-20001: You can not login,Please contact administrator问题解决方案

项目启动时，报错：
java.sql.SQLException: ORA-00604: 递归 SQL 级别 1 出现错误
ORA-20001: You can not login,Please contact administrator
ORA-06512: 在 line 8
    at oracle.jdbc.driver.SQLStateMapping.newSQLException(SQLStateMapping.java:70)
    at oracle.jdbc.driver.DatabaseError.newSQLException(DatabaseError.java:112)
    at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:173)
    at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:455)
    at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:406)
    at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:399)
    at oracle.jdbc.driver.T4CTTIoauthenticate.receiveOauth(T4CTTIoauthenticate.java:794)

    at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:391)
    at oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:490)
    at oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:202)
    at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:33)
    at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:474)
    at java.sql.DriverManager.getConnection(DriverManager.java:571)
    at java.sql.DriverManager.getConnection(DriverManager.java:187)
    at org.logicalcobwebs.proxool.DefaultConnectionBuilder.buildConnection(DefaultConnectionBuilder.java:39)
    at org.logicalcobwebs.proxool.Prototyper.buildConnection(Prototyper.java:159)
    at org.logicalcobwebs.proxool.ConnectionPool.getConnection(ConnectionPool.java:211)
    at org.logicalcobwebs.proxool.ProxoolDriver.connect(ProxoolDriver.java:89)
    at java.sql.DriverManager.getConnection(DriverManager.java:571)
    at java.sql.DriverManager.getConnection(DriverManager.java:233)
    at com.xwcx.db.PoolManager.getConnection(PoolManager.java:45)
    at com.xwcx.db.PoolManager.getSingle(PoolManager.java:263)
    at com.xwcx.sysmanage.service.SystemMonitor.sysconfig(SystemMonitor.java:105)
    at com.xwcx.sysmanage.service.SystemMonitor.initSystem(SystemMonitor.java:82)
    at com.xwcx.common.PreloadListener.contextInitialized(PreloadListener.java:22)

    at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:5128)
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5653)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:1007)
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:983)
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:639)
    at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1296)
    at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:2037)
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
    at java.util.concurrent.FutureTask.run(FutureTask.java:262)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
    at java.lang.Thread.run(Thread.java:745)
六月 03, 2020 4:41:13 下午 org.apache.catalina.core.StandardContext listenerStart

问题原因是本地IP受限，没有访问该数据库用户的权限。找数据库管理员增加IP授权即可。