ORA-06512: at "SCHEMA.PROC", line N
A stack-trace line from PL/SQL — the real error is the ORA- code above it.
Seen on:
SQL
Meaning
ORA-06512 never appears alone; it tells you where in PL/SQL the preceding error (e.g. ORA-01403, ORA-06502) was raised.
Common causes
- Underlying PL/SQL error (no data found, value error)
- Unhandled exception in a procedure/trigger
⚡ Quick fix
- Read the first ORA- error in the stack
- Add exception handling for expected cases (NO_DATA_FOUND)
Detailed fix by platform
SQL
EXCEPTION WHEN NO_DATA_FOUND THEN v_total := 0;
How to diagnose
- First error — Which ORA- code precedes it?
- Line — Which statement?
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Last updated 2 Oct 2026