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WLS Admin or Managed Server is Unable to Communicate when a SQLServer Thread Hung with "java.lang.Thread.State: BLOCKED" (Doc ID 2321754.1)

Last updated on DECEMBER 16, 2023

Applies to:

Oracle WebLogic Server - Version 10.3.6 and later
Information in this document applies to any platform.


Using Weblogic Server provided database driver for SQLServer database, and WLS Admin or Managed Server is unable to communicate when one SQLServer thread hung.

Getting a thread dump shows the status of "java.lang.Thread.State: BLOCKED". 

Thread dump show:




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