
FBR Digital Invoicing API Error Codes
FBR Digital Invoicing API Error Codes : Complete Reference & Fixes If your ERP or POS system is returning an error code during FBR digital invoicing submission, this page has it. Every code below comes directly from FBR/PRAL’s own official technical specification for the Digital Invoicing API — not a paraphrase, not a guess. HTTP-Level Status Codes (check this first) Code Meaning What to do 200 OK — request succeeded No action needed 401 Unauthorized Your security token is missing,














