Message Oracle ORA-34719 - (NLSCHARSET03) Character data loss in NTEXT/TEXT conversion

ERROR(NLSCHARSET03) Character data loss in NTEXT/TEXT conversion
CAUSEWhen character set conversion happens between TEXT and NTEXT either implicitly or explicitly, some characters are lost due to no mapping characters in the destination character set.
ACTIONMake sure all the characters can be mapped to destination character set or set NLS_NCHAR_CONV_EXCP to be FALSE. Note: This message is the OLAP equivalent of ORA-12713.