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Remove duplicates before fetching parent TXs #12724

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2 changes: 1 addition & 1 deletion WalletWasabi.Backend/Controllers/BlockchainController.cs
Original file line number Diff line number Diff line change
Expand Up @@ -499,7 +499,7 @@ private async Task<UnconfirmedTransactionChainItem> ComputeUnconfirmedTransactio
{
var currentTx = (await FetchTransactionsAsync([currentTxId], cancellationToken).ConfigureAwait(false)).FirstOrDefault() ?? throw new InvalidOperationException("Tx not found");

var txsToFetch = currentTx.Inputs.Select(input => input.PrevOut.Hash).ToArray();
var txsToFetch = currentTx.Inputs.Select(input => input.PrevOut.Hash).Distinct().ToArray();

var parentTxs = await FetchTransactionsAsync(txsToFetch, cancellationToken).ConfigureAwait(false);

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