Don't forget also to update the second LocalString_fr.properties, the one in javax.servlet with :
# Default localized string information # Localized for Locale fr_FR err.not_iso8859_1={0} n''est pas un caractère ISO 8859-1 value.true=true value.false=false -- To unsubscribe, e-mail: <mailto:tomcat-dev-unsubscribe@;jakarta.apache.org> For additional commands, e-mail: <mailto:tomcat-dev-help@;jakarta.apache.org>