How to fix the Oracle error ORA-01678: parameter string must be pairs of pattern and replacement strings?

In this post, you’ll learn more about the Oracle ErrorORA-01678: parameter string must be pairs of pattern and replacement strings with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-01678: parameter string must be pairs of pattern and replacement strings

Reason for the Error ORA-01678: parameter string must be pairs of pattern and replacement strings

The initialization parameter does not have even number of strings for its value. The odd numbered strings are patterns to be found in file names. The even numbered strings are used to replace the corresponding patterns when found in file names.

How to fix the Error ORA-01678: parameter string must be pairs of pattern and replacement strings ?

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

Specify even number of strings for the parameter, or omit the parameter.