Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via Oracle Community by 558024, 1 year ago
Class oracle/net/ns/Packet violates loader constraints: definition mismatch between parent and child loaders
java.lang.LinkageError: Class oracle/net/ns/Packet violates loader constraints: definition mismatch between parent and child loaders	at oracle.net.ns.NSProtocol.connect(Unknown Source)	at oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:844)	at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:268)	at oracle.jdbc.driver.PhysicalConnection.(PhysicalConnection.java:414)	at oracle.jdbc.driver.T4CConnection.(T4CConnection.java:165)	at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:35)	at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:801)	at oracle.jdbc.pool.OracleDataSource.getPhysicalConnection(OracleDataSource.java:297)	at oracle.jdbc.pool.OracleDataSource.getConnection(OracleDataSource.java:221)	at oracle.jdbc.pool.OracleConnectionPoolDataSource.getPhysicalConnection(OracleConnectionPoolDataSource.java:157)	at oracle.jdbc.pool.OracleConnectionPoolDataSource.getPooledConnection(OracleConnectionPoolDataSource.java:94)	at com.ibm.ws.rsadapter.DSConfigurationHelper$1.run(DSConfigurationHelper.java:1012)