MonsieurNicolas commented on this pull request.
> @@ -167,8 +167,8 @@ debugging purpose).
transactions are ordered by transaction fee(lower fee transactions
are held for later).
* protocolversion (uint32) defines the protocol version to upgrade to.
— When specified it must match the protocol version supported by the
+ When specified it must match one of the protocol versions supported
+ by the node and should be greater than the current ledger
ah yes, makes sense. fixed!