From 16fa75e32e27aeb677b968850a0116d41831e351 Mon Sep 17 00:00:00 2001
From: sourabhxyz <lambdaproofs@pm.me>
Date: Tue, 26 Aug 2025 16:37:31 +0530
Subject: [PATCH 1/2] feat(#471): allow utxos query on empty addresses list for
 Maestro provider

---
 src/GeniusYield/Providers/Maestro.hs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/GeniusYield/Providers/Maestro.hs b/src/GeniusYield/Providers/Maestro.hs
index 9973eb28..24214581 100644
--- a/src/GeniusYield/Providers/Maestro.hs
+++ b/src/GeniusYield/Providers/Maestro.hs
@@ -313,7 +313,12 @@ maestroUtxosAtAddresses :: Maestro.MaestroEnv 'Maestro.V1 -> [GYAddress] -> IO G
 maestroUtxosAtAddresses env addrs = do
   let addrsInText = map addressToText addrs
   -- Here one would not get `MaestroNotFound` error.
-  addrUtxos <- handleMaestroError locationIdent <=< try $ Maestro.allPages (flip (Maestro.utxosAtMultiAddresses env (Just False) (Just False)) $ coerce addrsInText)
+  addrUtxos <-
+    if null addrs
+      then
+        pure []
+      else
+        handleMaestroError locationIdent <=< try $ Maestro.allPages (flip (Maestro.utxosAtMultiAddresses env (Just False) (Just False)) $ coerce addrsInText)
 
   either (throwIO . MspvDeserializeFailure locationIdent) (pure . utxosFromList) (traverse utxoFromMaestro addrUtxos)
  where

From 7342c092826625cf72fdabed3e8ce84957adfee6 Mon Sep 17 00:00:00 2001
From: sourabhxyz <lambdaproofs@pm.me>
Date: Tue, 26 Aug 2025 16:39:19 +0530
Subject: [PATCH 2/2] chore(#471): update changelog

---
 CHANGELOG.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index b27996e8..cca37838 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## Next
+
+* `utxosAtAddresses` doesn't throw error when querying for empty addresses list against Maestro provider.
+
 ## 0.14.1
 
 * Added `utxosWithAsset` for efficiently querying of UTxOs containing a specified asset.