Error codes ยท National portal upload checks
Invalid string value: "Invalid string value: "1" does not match the pattern "true"."
see-message IT-BDI
Official text
"Invalid string value: "1" does not match the pattern "true"."
How it appears in feedback
"Invalid string value: "1" does not match the pattern "true"."
What triggers it
Value '1' used instead of 'true' for a boolean datapoint.
How to fix it
Reported by the IT-BDI research fragment; see ncas.json entry 'it-bdi' for context.
Sources
- Banca d'Italia (IT-BDI) (read 2026-10-31)