针对“listener could not find available”这一问题,这通常意味着Oracle数据库的监听器(Listener)无法找到或连接到所需的资源、服务或连接。以下是一些可能的解决步骤和考虑因素,帮助你诊断并解决这个问题: 检查监听器配置: 确认监听器的配置文件(通常是listener.ora)中的设置是否正确。检查端口号、协议等是否与你尝...
Quick BI翻牌器加载失败提示“listener could not find available handler with the matching protocol stack”。 问题原因 数据源的连接数已达到设置值的上限,监听无法响应新增连接。 解决方案 联系数据库管理员调大数据源的最大连接数参数。 关闭已打开的重复页面。
Oracle数据库sql连接报错:java.sql.SQLException: Listener refused the connection with the following error: ORA-12516, TNS:listener could not find available handler with matching protocol stack! 问题原因:该问题是数据库负载压力较大,数据库已经启用的进程数达到了参数限制的最大进程数,无法再创建新的进程了,...
java.sql.SQLException: javax.resource.ResourceException: java.sql.SQLException: Listener refused the connection with the following error: ORA-12516, TNS:listener could not find available handler with matching protocol stack 错误信息:select data error.ORA-00604: error occurred at recursive SQL level 1 ...
Oracle报错ORA-12516 TNS:listener could not find available handler with matching protocol stack 出现错误场景:通常是由于很多人或者很多应用(java应用、R应用等)连接数据库,导致连接数(session)数量超出限制。 解决办法 定位原因 -- 以sysdba身份登陆PL/SQL...
ORA-12520: TNS:listener could not find available handler for requested type of server 中文错误提示: ORA-12520: TNS: 监听程序无法为请求的服务器类型找到可用的处理程序 一般你应该从下面两个方面去检查出错原因并解决问题: 1:数据库是专用服务器,但是在tnsname.ora配置文件中设置的连接方式是shared,这种情况...
简介:Oracle数据库ORA-12516:“listener could not find available handler with matching protocol stack!“问题解决方法 Oracle数据库sql连接报错: java.sql.SQLException: Listener refused the connection with the following error: ORA-12516, TNS:listener could not find available handler with matching protocol st...
java.sql.SQLException: Listener refused the connection with the following error: ORA-12516, TNS:listener could not find available handler with matching protocol stack! 1. 问题原因: 该问题是数据库负载压力较大,数据库已经启用的进程数达到了参数限制的最大进程数,无法再创建新的进程了,这个时间再连接数据...
ORA-12520, TNS:listener could not find available handler for requested type of server (CONNECTION_ID=***) This could be from a new connection that has been configured or a connection that has been functioning for while within a Boomi Integration. It...
ORA-12516:TNS:listener could not find available handler with matching protocol stack 解决方法: 1.切换到oracle用户下: su - oracle 2.停止数据库监听器: lsnrctl stop 3.等连接数下来后,登陆数据库: sqlplus / as sysdba 4.修改processes和sessions参数: ...