Getting the below error while trying to connect with Oracle 11g but I dont find any problem with connection when I tried with some third party tool.
Plz help me out in this case. Thanks in advance


server/default/deploy/A-dimension-portal.ear/
13:04:38,968 WARN [JBossManagedConnectionPool] Throwable while attempting to get a new connection: null
java.lang.NoSuchMethodError: oracle.i18n.text.converter.CharacterConverterOGS.getInstance(I)Loracle/i18n/text/converter/CharacterConverter;
at oracle.sql.converter.CharacterConverterFactoryOGS.make(CharacterConverterFactoryOGS.java:43)
at oracle.sql.CharacterSetWithConverter.getInstance(CharacterSetWithConverter.java:95)
at oracle.sql.CharacterSetFactoryThin.make(CharacterSetFactoryThin.java:126)
at oracle.sql.CharacterSet.make(CharacterSet.java:448)
at oracle.jdbc.driver.DBConversion.init(DBConversion.java:150)
at oracle.jdbc.driver.DBConversion.<init>(DBConversion.java:111)
at oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:1007)
at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:292)
at oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:508)
at oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:203)
at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:33)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:510)