diff --git a/src/rpc/rawtransaction.cpp b/src/rpc/rawtransaction.cpp
index 2155d4fb75a..b155a3289d4 100644
--- a/src/rpc/rawtransaction.cpp
+++ b/src/rpc/rawtransaction.cpp
@@ -620,7 +620,7 @@ static UniValue combinerawtransaction(const JSONRPCRequest& request)
 
     for (unsigned int idx = 0; idx < txs.size(); idx++) {
         if (!DecodeHexTx(txVariants[idx], txs[idx].get_str())) {
-            throw JSONRPCError(RPC_DESERIALIZATION_ERROR, strprintf("TX decode failed for tx %d", idx));
+            throw JSONRPCError(RPC_DESERIALIZATION_ERROR, strprintf("TX decode failed for tx %d. Make sure the tx has at least one input.", idx));
         }
     }
 
@@ -739,7 +739,7 @@ static UniValue signrawtransactionwithkey(const JSONRPCRequest& request)
 
     CMutableTransaction mtx;
     if (!DecodeHexTx(mtx, request.params[0].get_str())) {
-        throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed");
+        throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed. Make sure the tx has at least one input.");
     }
 
     FillableSigningProvider keystore;
@@ -800,10 +800,10 @@ static UniValue sendrawtransaction(const JSONRPCRequest& request)
         UniValueType(), // NUM or BOOL, checked later
     });
 
-    // parse hex string from parameter
     CMutableTransaction mtx;
-    if (!DecodeHexTx(mtx, request.params[0].get_str()))
-        throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed");
+    if (!DecodeHexTx(mtx, request.params[0].get_str())) {
+        throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed. Make sure the tx has at least one input.");
+    }
     CTransactionRef tx(MakeTransactionRef(std::move(mtx)));
 
     CFeeRate max_raw_tx_fee_rate = DEFAULT_MAX_RAW_TX_FEE_RATE;
@@ -875,7 +875,7 @@ static UniValue testmempoolaccept(const JSONRPCRequest& request)
 
     CMutableTransaction mtx;
     if (!DecodeHexTx(mtx, request.params[0].get_array()[0].get_str())) {
-        throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed");
+        throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed. Make sure the tx has at least one input.");
     }
     CTransactionRef tx(MakeTransactionRef(std::move(mtx)));
     const uint256& tx_hash = tx->GetHash();
diff --git a/src/wallet/rpcdump.cpp b/src/wallet/rpcdump.cpp
index f52e4318c8e..5cfc6cfea2d 100644
--- a/src/wallet/rpcdump.cpp
+++ b/src/wallet/rpcdump.cpp
@@ -353,8 +353,9 @@ UniValue importprunedfunds(const JSONRPCRequest& request)
             }.Check(request);
 
     CMutableTransaction tx;
-    if (!DecodeHexTx(tx, request.params[0].get_str()))
-        throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed");
+    if (!DecodeHexTx(tx, request.params[0].get_str())) {
+        throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed. Make sure the tx has at least one input.");
+    }
     uint256 hashTx = tx.GetHash();
     CWalletTx wtx(pwallet, MakeTransactionRef(std::move(tx)));
 
diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp
index 88725a6b09b..4113c14ce48 100644
--- a/src/wallet/rpcwallet.cpp
+++ b/src/wallet/rpcwallet.cpp
@@ -3270,7 +3270,7 @@ UniValue signrawtransactionwithwallet(const JSONRPCRequest& request)
 
     CMutableTransaction mtx;
     if (!DecodeHexTx(mtx, request.params[0].get_str())) {
-        throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed");
+        throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed. Make sure the tx has at least one input.");
     }
 
     // Sign the transaction