diff --git a/src/main.cpp b/src/main.cpp
index 947bd8ef1..5d9247e4b 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1777,7 +1777,8 @@ bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockIndex* pin
 
             std::vector<CScriptCheck> vChecks;
             if (!CheckInputs(tx, state, view, fScriptChecks, flags, false, nScriptCheckThreads ? &vChecks : NULL))
-                return false;
+                return error("ConnectBlock(): CheckInputs on %s failed with %s",
+                    tx.GetHash().ToString(), FormatStateMessage(state));
             control.Add(vChecks);
         }
 
@@ -2604,7 +2605,9 @@ bool CheckBlock(const CBlock& block, CValidationState& state, bool fCheckPOW, bo
     // Check transactions
     BOOST_FOREACH(const CTransaction& tx, block.vtx)
         if (!CheckTransaction(tx, state))
-            return error("CheckBlock(): CheckTransaction failed");
+            return error("CheckBlock(): CheckTransaction of %s failed with %s",
+                tx.GetHash().ToString(),
+                FormatStateMessage(state));
 
     unsigned int nSigOps = 0;
     BOOST_FOREACH(const CTransaction& tx, block.vtx)
@@ -4341,7 +4344,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv,
         {
             LogPrint("mempool", "%s from peer=%d %s was not accepted into the memory pool: %s\n", tx.GetHash().ToString(),
                 pfrom->id, pfrom->cleanSubVer,
-                state.GetRejectReason());
+                FormatStateMessage(state));
             if (state.GetRejectCode() < REJECT_INTERNAL) // Never send AcceptToMemoryPool's internal codes over P2P
                 pfrom->PushMessage("reject", strCommand, state.GetRejectCode(),
                                    state.GetRejectReason().substr(0, MAX_REJECT_MESSAGE_LENGTH), inv.hash);