12c upgrade fails with error ORA-01422: exact fetch returns more than requested number of rows
(Doc ID 2095245.1)
Last updated on AUGUST 04, 2018
Applies to:Oracle Database - Enterprise Edition - Version 22.214.171.124 to 126.96.36.199 [Release 11.2 to 12.1]
Information in this document applies to any platform.
Database upgrade to 188.8.131.52 fails with below error
10 select count(*) into column_exists from col$
11 where obj# = obj_id and name='SIGNATURE';
97 end if;
ERROR at line 1:
ORA-01422: exact fetch returns more than requested number of rows
ORA-06512: at line 9
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