IV78039: IOEXCEPTION THROWN FROM JAVA.NIO.CHANNELS.FILECHANNEL

APAR status

• Closed as program error.

Error description

• Error Message: The application receives an IOException with the
  message: "Deadlock condition if locked". This exception is
  thrown by
  sun/nio/ch/FileChannelImpl.lock0().
  .
  Stack Trace: The exception is not caught by
  sun/nio/ch/FileChannelImpl.lock0(), but only relayed to the
  application. So, there is no common exception stack.
  .
  

Local fix

Problem summary

• The IOException is due to a temporary condition and can be
  avoided.
  

Problem conclusion

• The JDK class library has been updated to avoid throwing the
  IOException.
  .
  This APAR will be fixed in the following Java Releases:
   6 R1 SR8 FP20 (6.1.8.20)
   7 SR9 FP30 (7.0.9.30)
   7 R1 SR3 FP30 (7.1.3.30)
   8 SR2 FP10 (8.0.2.10)
   6 SR16 FP20 (6.0.16.20)
  .
  Contact your IBM Product's Service Team for these Service
  Refreshes and Fix Packs.
  For those running stand-alone, information about the available
  Service Refreshes and Fix Packs can be found at:
   https://www.ibm.com/developerworks/java/jdk/
  

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:

• Fixed component name

  JAVA CLASS LIBS

• Fixed component ID

  620700130

Applicable component levels

• R600 PSY

     UP

• R700 PSY

     UP

• R800 PSY

     UP