diff --git a/src/openrct2/management/Research.h b/src/openrct2/management/Research.h
index 93d3be228f..d1a7bf213b 100644
--- a/src/openrct2/management/Research.h
+++ b/src/openrct2/management/Research.h
@@ -101,7 +101,9 @@ struct ResearchItem
         {
             entryIndex = RCTEntryIndexToOpenRCT2EntryIndex(oldResearchItem.entryIndex);
             baseRideType = oldResearchItem.baseRideType;
-            type = RCT2RideTypeToOpenRCT2RideType(oldResearchItem.type, get_ride_entry(entryIndex));
+            auto* rideEntry = get_ride_entry(entryIndex);
+            type = rideEntry != nullptr ? RCT2RideTypeToOpenRCT2RideType(oldResearchItem.type, rideEntry)
+                                        : oldResearchItem.type;
             flags = oldResearchItem.flags;
             category = oldResearchItem.category;
         }
diff --git a/src/openrct2/object/RideObject.cpp b/src/openrct2/object/RideObject.cpp
index ed8ca30d60..a1cc2ec0cd 100644
--- a/src/openrct2/object/RideObject.cpp
+++ b/src/openrct2/object/RideObject.cpp
@@ -34,6 +34,11 @@ using namespace OpenRCT2;
 
 static void RideObjectUpdateRideType(rct_ride_entry* rideEntry)
 {
+    if (rideEntry == nullptr)
+    {
+        return;
+    }
+
     for (auto i = 0; i < MAX_RIDE_TYPES_PER_RIDE_ENTRY; i++)
     {
         auto oldRideType = rideEntry->ride_type[i];
diff --git a/src/openrct2/rct2/S6Importer.cpp b/src/openrct2/rct2/S6Importer.cpp
index 2efeadb13b..65a1022027 100644
--- a/src/openrct2/rct2/S6Importer.cpp
+++ b/src/openrct2/rct2/S6Importer.cpp
@@ -512,7 +512,10 @@ public:
         if (RCT2RideTypeNeedsConversion(src->type))
         {
             auto* rideEntry = get_ride_entry(src->subtype);
-            rideType = RCT2RideTypeToOpenRCT2RideType(src->type, rideEntry);
+            if (rideEntry != nullptr)
+            {
+                rideType = RCT2RideTypeToOpenRCT2RideType(src->type, rideEntry);
+            }
         }
         dst->type = rideType;
         dst->subtype = src->subtype;
diff --git a/src/openrct2/ride/TrackDesignRepository.cpp b/src/openrct2/ride/TrackDesignRepository.cpp
index a366b88579..db5a7ca022 100644
--- a/src/openrct2/ride/TrackDesignRepository.cpp
+++ b/src/openrct2/ride/TrackDesignRepository.cpp
@@ -86,10 +86,16 @@ public:
             {
                 std::scoped_lock<std::mutex> lock(_objectLookupMutex);
                 auto* rawObject = object_repository_load_object(&td6->vehicle_object);
-                const auto* rideEntry = static_cast<const rct_ride_entry*>(
-                    static_cast<RideObject*>(rawObject)->GetLegacyData());
-                rideType = RCT2RideTypeToOpenRCT2RideType(td6->type, rideEntry);
-                object_delete(rawObject);
+                if (rawObject != nullptr)
+                {
+                    const auto* rideEntry = static_cast<const rct_ride_entry*>(
+                        static_cast<RideObject*>(rawObject)->GetLegacyData());
+                    if (rideEntry != nullptr)
+                    {
+                        rideType = RCT2RideTypeToOpenRCT2RideType(td6->type, rideEntry);
+                    }
+                    object_delete(rawObject);
+                }
             }
 
             TrackRepositoryItem item;