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ORA-04021: Timeout Occurred While Waiting To Lock Object SYS.KUPC$C_N_NNNNNNNNNNNNN_N (Doc ID 3001080.1)

Last updated on JULY 20, 2024

Applies to:

Oracle Database - Enterprise Edition - Version 19.3.0.0.0 and later
Information in this document applies to any platform.

Symptoms

On : 19.11.0.0.0 version, RDBMS

DB alert.log shows:

2024-01-30T10:30:08.092130+08:00
Errors in file ADR_base/diag/rdbms/SID/instance_name/trace/sid_q00f_xxxxx.trc:
ORA-04021: timeout occurred while waiting to lock object SYS.KUPC$C_N_NNNNNNNNNNNNN_N
2024-01-30T10:30:23.020305+08:00
Errors in file ADR_base/diag/rdbms/SID/instance_name/trace/sid_q00f_xxxxx.trc:
ORA-04021: timeout occurred while waiting to lock object SYS.KUPC$C_N_NNNNNNNNNNNNN_N
2024-01-30T10:45:08.098379+08:00
Errors in file ADR_base/diag/rdbms/SID/instance_name/trace/sid_q00f_xxxxx.trc:
ORA-04021: timeout occurred while waiting to lock object SYS.KUPC$C_N_NNNNNNNNNNNNN_N
2024-01-30T10:45:08.126281+08:00
Errors in file ADR_base/diag/rdbms/SID/instance_name/trace/sid_q00f_xxxxx.trc:
ORA-04021: timeout occurred while waiting to lock object SYS.KUPC$C_N_NNNNNNNNNNNNN_N
2024-01-30T10:45:23.068955+08:00
Errors in file ADR_base/diag/rdbms/SID/instance_name/trace/sid_q00f_xxxxx.trc:
ORA-04021: timeout occurred while waiting to lock object SYS.KUPC$C_N_NNNNNNNNNNNNN_N

Cause

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In this Document
Symptoms
Cause
Solution


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