PH57263: SPRINGBOOT 3 THIN UTILITY MAY CAUSE NOCLASSDEFFOUNDERROR

APAR status

• Closed as program error.

Error description

• When SpringBoot 3 feature is installed from a smaller package
  like kernel.. Its possible a jar used by the thin utility (ws-
  springbootutil.jar) won't be present, and will result in
  java.lang.NoClassDefFoundError:
  com/ibm/ws/app/manager/springboot/util/SpringBootThinUtil
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED:  All users of IBM WebSphere Application      *
  *                  Server                                      *
  *                  Liberty Core                                *
  ****************************************************************
  * PROBLEM DESCRIPTION: When SpringBoot 3 feature is installed  *
  *                      from a smaller package                  *
  *                      like kernel.. Its possible a jar used   *
  *                      by the thin utility (ws-                *
  *                      springbootutil.jar) won't be present,   *
  *                      and will result in                      *
  *                      java.lang.NoClassDefFoundError:         *
  *                      com/ibm/ws/app/manager/springboot/util/ *
  *                      SpringBootThinUtil                      *
  ****************************************************************
  * RECOMMENDATION:                                              *
  ****************************************************************
  When SpringBoot 3 feature is installed from a smaller package
  like kernel.. Its possible a jar used by the thin utility (ws-
  springbootutil.jar) won't be present, and will result in
  java.lang.NoClassDefFoundError:
  com/ibm/ws/app/manager/springboot/util/SpringBootThinUtil
  

Problem conclusion

• The missing jar entry is now included in the MANIFEST of the thi
  utility jar, no matter how SB3 feature is installed.
  
  The fix for this APAR is targeted for inclusion in fix pack
  23.0.0.10. For more information, see 'Recommended Updates for
  WebSphere Application Server':
  https://www.ibm.com/support/pages/node/715553
  

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

  WAS LIBERTY COR

• Fixed component ID

  5725L2900

Applicable component levels