APAR status
Closed as program error.
Error description
Error Message: A java.lang.NullPointerException or java.lang.LinkageError could happen during parallel class loading. . Stack Trace: Exception in thread "Thread-6" java.lang.LinkageError:......at java.lang.ClassLoader.defineClassImpl(Native Method)at java.lang.ClassLoader.defineClass(ClassLoader.java:364)at ... .
Local fix
Problem summary
The problem is caused when a class loading lock is removed from java.lang.ClassLoader while another thread or a subclass of java.lang.ClassLoader is still depending on the lock.
Problem conclusion
The JVM has been updated so that the class loading lock is preserved when another thread or a subclass of java.lang.ClassLoader is still depending on the lock. . This APAR will be fixed in the following Java Releases: 7 SR8 (7.0.8.0) 7 R1 SR2 (7.1.2.0) 6 R1 SR9 (6.1.9.0) . Contact your IBM Product's Service Team for these Service Refreshes and Fix Packs. For those running stand-alone, Java maintenance is available from: https://www.ibm.com/developerworks/java/jdk/
Temporary fix
Comments
APAR Information
APAR number
IV64780
Reported component name
J9 COMMON CODE
Reported component ID
620700127
Reported release
260
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt
Submitted date
2014-09-10
Closed date
2014-09-11
Last modified date
2014-09-29
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
J9 COMMON CODE
Fixed component ID
620700127
Applicable component levels
R260 PSY
UP
R270 PSY
UP
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Document Information
Modified date:
21 February 2022