Beyond the Generic 1010: Midnight's Real Transaction Failure Codes Explained

Error 1010 (Invalid Transaction) is a surface-level diagnostic that masks the actual failure reason buried in custom error codes within error.data. This guide maps five critical custom codes and Midnight's five-dimensional ledger cost model, enabling developers to pinpoint root causes rather than treating 1010 as the full diagnosis. Understanding these mappings is essential for anyone building on Midnight, as they transform a useless generic error into actionable debugging intelligence.