IT40991: CUSTOMERS USING THREAD CLASS SETNAME() CAN CAUSE CONNECTION ISSUES -908 ON CLIENT / -408 ON SERVER

APAR status

• Closed as program error.

Error description

• The JDBC driver gathers information about the Application with
  this call:
  AppName = "Thread[id:" + Thread.currentThread().getId() + ",
  name:" + Thread.currentThread().getName()
  + ", path:" +
  getClass().getProtectionDomain().getCodeSource().getLocation().g
  etPath() + ']';
  
  In case setName() is used with special characters and spaces,
  server may reject the connection.
  
  14:28:23  listener-thread@asfpfutl.c:1503: err = -408: oserr =
  0: errstr = from machine1 to server server1 : Invalid message
  type received from the sqlexec process.
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * Users of Informix JDBC prior to 4.50.JC9.                    *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * See Error Description.                                       *
  ****************************************************************
  * RECOMMENDATION:                                              *
  * Upgrade to Informix JDBC 4.50.JC9.                           *
  ****************************************************************
  

Problem conclusion

• Fixed in Informix JDBC 4.50.JC9.
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Fix information

• Fixed component name

  IBM CSDK

• Fixed component ID

  5724C2381

Applicable component levels