RXML run error: Indexing the NULL value with "trylock".
 | <emit bindings="link=form.link" query="SELECT id\n"
"   FROM namedata\n"
"   WHERE nick=:link\n"
"    AND SUBSTRING(:link FOR 1)='/'\n"
"    AND (expirelink IS NULL OR expirelink>CURRENT_TIMESTAMP)\n"
"   LIMIT 1" source="sql">
 | <else>