Hi, bison-2.6.2 and before contains a translation in po/de.po:
| #: src/reader.c:324
| #, c-format
| msgid "unused value: $%d"
| msgstr "unzulässiger Wert: $%d"
This is extremely misleading ("unzulässiger Wert" means "invalid value");
a better translation might be "nicht verwendeter Wert: $%d".
Enrico
