How to fix the Oracle error SQL*Loader-00121: Invalid skip_unusable_indexes option?

In this post, you’ll learn more about the Oracle ErrorSQL*Loader-00121: Invalid skip_unusable_indexes option with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

SQL*Loader-00121: Invalid skip_unusable_indexes option

Reason for the Error SQL*Loader-00121: Invalid skip_unusable_indexes option

The command line argument for skip_unusable_indexes is incorrect.

How to fix the Error SQL*Loader-00121: Invalid skip_unusable_indexes option ?

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

Use only TRUE or FALSE as the value for the skip_unusable_indexes option.