[#btck-BlockValidationResult]
= xref:btck.adoc[btck]::BlockValidationResult
:relfileprefix: ../
:mrdocs:

Reason a block failed validation, mirroring `btck_BlockValidationResult`.

== Synopsis

Declared in `<kernel/bitcoinkernel_wrapper.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
enum class BlockValidationResult : xref:btck_BlockValidationResult.adoc[btck_BlockValidationResult];
----

== Members

[cols="1,4"]
|===
| Name| Description
| `UNSET` 
| No result recorded.
| `CONSENSUS` 
| Invalid by consensus rules.
| `CACHED_INVALID` 
| Already known to be invalid.
| `INVALID_HEADER` 
| The block header is invalid.
| `MUTATED` 
| The block payload was mutated (bad Merkle root).
| `MISSING_PREV` 
| The previous block is not available.
| `INVALID_PREV` 
| The previous block is invalid.
| `TIME_FUTURE` 
| The block timestamp is too far in the future.
| `HEADER_LOW_WORK` 
| The header chain has insufficient proof of work.
|===



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