fix: crash when throwing null exception_ptr

html/js/config.js

@@ -3,7 +3,7 @@ var config = {
     mainnetExplorerUrl: "https://xmrchain.com/",
     testnetExplorerUrl: "https://testnet.xmrchain.com/",
     stagenetExplorerUrl: "http://162.210.173.150:8083/",
-    nettype: 0, /* 0 - MAINNET, 1 - TESTNET, 2 - STAGENET */
+    nettype: 1, /* 0 - MAINNET, 1 - TESTNET, 2 - STAGENET */
     coinUnitPlaces: 12,
     txMinConfirms: 10,         // corresponds to CRYPTONOTE_DEFAULT_TX_SPENDABLE_AGE in Monero
     txCoinbaseMinConfirms: 60, // corresponds to CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW in Monero

src/CurrentBlockchainStatus.cpp

@@ -978,7 +978,8 @@ CurrentBlockchainStatus::check_search_threads_for_exceptions()
             {
                 auto eptr = st.second.get_functor().get_exception_ptr();
                 found_any_exception = true;
-                std::rethrow_exception(eptr);
+                if (eptr != nullptr)
+                    std::rethrow_exception(eptr);
             }
             catch (std::exception const& e)
             {