How to fix the Oracle error ORA-64148: Cannot complete nonblocking alter index operation.?

In this post, you’ll learn more about the Oracle ErrorORA-64148: Cannot complete nonblocking alter index operation. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-64148: Cannot complete nonblocking alter index operation.

Reason for the Error ORA-64148: Cannot complete nonblocking alter index operation.

NONBLOCKING COMPLETE is only allowed for XMLIndex that is being modified using NONBLOCKING ADD_GROUP or ADD_COLUMN and there are no pending rows left.

How to fix the Error ORA-64148: Cannot complete nonblocking alter index operation. ?

You can fix this error in Oracle by following the below steps

Call DBMS_XMLINDEX.PROCESS_PENDING to finish pending work.