fix(rpc): use the correct RPC error code for missing blocks #3977
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Motivation
lightwalletd
expects a specific RPC error code for missing blocks.If it doesn't get that error code, it exits with a fatal error.
Specifications
This error code is not documented, but I opened a
zcashd
ticket here:zcash/zcash#5758
Solution
lightwalletd
integration testRelated changes:
Review
Anyone can review this PR.
This fix might be needed for tickets like #3512 (@jvff) and #3926 (@gustavovalverde). Without this fix,
lightwalletd
exits with a fatal error when it reaches the tip.Reviewer Checklist