Only log an error if fork version is higher AND is not known.

src/cryptonote_core/cryptonote_core.cpp

@@ -1418,6 +1418,11 @@ namespace cryptonote
     return true;
   }
   //-----------------------------------------------------------------------------------------------
+  uint8_t core::get_ideal_hard_fork_version() const
+  {
+    return get_blockchain_storage().get_ideal_hard_fork_version();
+  }
+  //-----------------------------------------------------------------------------------------------
   uint8_t core::get_ideal_hard_fork_version(uint64_t height) const
   {
     return get_blockchain_storage().get_ideal_hard_fork_version(height);

src/cryptonote_core/cryptonote_core.h

@@ -641,6 +641,13 @@ namespace cryptonote
       */
      uint64_t get_target_blockchain_height() const;
 
+     /**
+      * @brief returns the newest hardfork version known to the blockchain
+      *
+      * @return the version
+      */
+     uint8_t get_ideal_hard_fork_version() const;
+
      /**
       * @brief return the ideal hard fork version for a given block height
       *