/* Person/date information */
        if (!author)
-               author = git_author_info(IDENT_ERROR_ON_NO_NAME);
+               author = git_author_info(IDENT_STRICT);
        strbuf_addf(&buffer, "author %s\n", author);
-       strbuf_addf(&buffer, "committer %s\n", git_committer_info(IDENT_ERROR_ON_NO_NAME));
+       strbuf_addf(&buffer, "committer %s\n", git_committer_info(IDENT_STRICT));
        if (!encoding_is_utf8)
                strbuf_addf(&buffer, "encoding %s\n", git_commit_encoding);