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DBMS_DEBUG_JDWP.CONNECT_TCP Unable to Connect to Debugger ORA-30683 error (Doc ID 363691.1)

Last updated on JANUARY 21, 2020

Applies to:

Oracle SQL Developer - Version 1.0.0.14.67 to 4.0 [Release 1 to 4]
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

The loss of functionality
Debugging a procedure in a remote database using a TNS connection raises error in the debugging-log tab:


Connecting to the database <USERNAME>/<PASSWORD>@<CONNECTSTRING>


Executing PL/SQL: ALTER SESSION SET PLSQL_DEBUG=TRUE
Executing PL/SQL: CALL DBMS_DEBUG_JDWP.CONNECT_TCP( 'XXX.X.X.X', '2920' )


ORA-30683: failure establishing connection to debugger
ORA-12541: TNS:no listener
ORA-06512: at "SYS.DBMS_DEBUG_JDWP", line 68
ORA-06512: at line 1 Process exited.

 

Cause

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In this Document
Symptoms
Cause
Solution

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