scripted diff: Improve invalid vout value rpc error message

-BEGIN VERIFY SCRIPT-
r() { sed -i 's/vout must be positive/vout cannot be negative/g' $1 }
r $(git grep -l 'vout must be positive')
-END VERIFY SCRIPT-

3 files changed, 4 insertions, 4 deletions

diff --git a/src/bitcoin-tx.cpp b/src/bitcoin-tx.cpp
index 085f1ecfda..e22b3766cf 100644
--- a/src/bitcoin-tx.cpp
+++ b/src/bitcoin-tx.cpp
@@ -594,7 +594,7 @@ static void MutateTxSign(CMutableTransaction& tx, const std::string& flagStr)
 
             const int nOut = prevOut["vout"].get_int();
             if (nOut < 0)
-                throw std::runtime_error("vout must be positive");
+                throw std::runtime_error("vout cannot be negative");
 
             COutPoint out(txid, nOut);
             std::vector<unsigned char> pkData(ParseHexUV(prevOut["scriptPubKey"], "scriptPubKey"));
diff --git a/src/rpc/rawtransaction_util.cpp b/src/rpc/rawtransaction_util.cpp
index cfe4575090..66fd6dff88 100644
--- a/src/rpc/rawtransaction_util.cpp
+++ b/src/rpc/rawtransaction_util.cpp
@@ -53,7 +53,7 @@ CMutableTransaction ConstructTransaction(const UniValue& inputs_in, const UniVal
             throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter, missing vout key");
         int nOutput = vout_v.get_int();
         if (nOutput < 0)
-            throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter, vout must be positive");
+            throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter, vout cannot be negative");
 
         uint32_t nSequence;
         if (rbf) {
@@ -175,7 +175,7 @@ void ParsePrevouts(const UniValue& prevTxsUnival, FillableSigningProvider* keyst
 
             int nOut = find_value(prevOut, "vout").get_int();
             if (nOut < 0) {
-                throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "vout must be positive");
+                throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "vout cannot be negative");
             }
 
             COutPoint out(txid, nOut);
diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp
index 2217bc2875..6ffe852905 100644
--- a/src/wallet/rpcwallet.cpp
+++ b/src/wallet/rpcwallet.cpp
@@ -2173,7 +2173,7 @@ static RPCHelpMan lockunspent()
         const uint256 txid(ParseHashO(o, "txid"));
         const int nOutput = find_value(o, "vout").get_int();
         if (nOutput < 0) {
-            throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter, vout must be positive");
+            throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter, vout cannot be negative");
         }
 
         const COutPoint outpt(txid, nOutput);