Trying to Debug PL/ SQL in SQL Developer Raises the ERROR ORA-30683 and ORA-12560
Last updated on DECEMBER 06, 2017
Applies to:Oracle SQL Developer - Version 1.5 and later
Information in this document applies to any platform.
Using SQL Developer 1.5.1 or above in Production and debugging a procedure in a remote database raises error in the debugging-log tab:
Connecting to the database <databasename>.
Executing PL/SQL: ALTER SESSION SET PLSQL_DEBUG=TRUE
Executing PL/SQL: CALL DBMS_DEBUG_JDWP.CONNECT_TCP( '<........> '57936' )
ORA-30683: failure establishing connection to debugger
ORA-12560: TNS:proto adapter error
ORA-06512: at "SYS.DBMS_DEBUG_JDWP", line 68
ORA-06512: at line 1
Disconnecting from the database <databasename>.
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