diff --git a/EXRAIL2.cpp b/EXRAIL2.cpp
index d516bb9..1e9899a 100644
--- a/EXRAIL2.cpp
+++ b/EXRAIL2.cpp
@@ -1359,10 +1359,13 @@ void RMFT2::powerEvent(int16_t track, bool overload) {
 void RMFT2::railsyncEvent(bool on) {
   if (Diag::CMD)
    DIAG(F("railsyncEvent : %d"), on);
-  if (on)
-    onRailSyncOnLookup->handleEvent(F("RAILSYNCON"), 0);
-  else
-    onRailSyncOffLookup->handleEvent(F("RAILSYNCOFF"), 0);
+  if (on) {
+    if (onRailSyncOnLookup)
+      onRailSyncOnLookup->handleEvent(F("RAILSYNCON"), 0);
+  } else {
+    if (onRailSyncOffLookup)
+      onRailSyncOffLookup->handleEvent(F("RAILSYNCOFF"), 0);
+  }
 }
 #endif
 // This function is used when setting pins so that a SET or RESET
diff --git a/GITHUB_SHA.h b/GITHUB_SHA.h
index 5455610..ffb98b2 100644
--- a/GITHUB_SHA.h
+++ b/GITHUB_SHA.h
@@ -1 +1 @@
-#define GITHUB_SHA "devel-202504171929Z"
+#define GITHUB_SHA "devel-202504172219Z"