Oracle Message PCC-01515 - FIPS warning: Undeclared host variable string at line number in file string

ERRORFIPS warning: Undeclared host variable string at line number in file string
CAUSEAn Oracle extension to the ANSI/ISO SQL standard was used. Specifically, a host variable was declared outside of a Declare Section.
ACTIONNo action required. However, for ANSI/ISO compliance, declare the host variable within a Declare Section.