In this post, you’ll learn more about the Oracle ErrorKUP-04070: field string referenced by column transform string not found with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
KUP-04070: field string referenced by column transform string not found
Reason for the Error KUP-04070: field string referenced by column transform string not found
The column transform for the named column references a field that did not exist anywhere in the definition of the data file.
How to fix the Error KUP-04070: field string referenced by column transform string not found ?
You can fix this error in Oracle by following the below steps
Verify that the column transform clause is specified correctly. Also verify that the field definitions for the data file are correct.