Fix #163: NRE in ExternalCameraSelector when the camera transform is missing

Author: JonnyOThan

CHANGELOG.md

@@ -9,6 +9,7 @@ Please always post your [KSP.log file](https://gist.github.com/JonnyOThan/04c207
 - Fix fallback evaluators for lift, drag, and terminal velocity when FAR is not installed (thanks @KlyithSA)
 - Add RPMComputer modules to a few B9 Aerospace parts that were missing them
 - Disabled some propbatching when MAS is installed because it interferes with their patches
+- Fix NRE in ExternalCameraSelector when the camera transform is missing
 
 ## 1.0.2 - 2024-09-24
 

RasterPropMonitor/Auxiliary modules/JSIExternalCameraSelector.cs

@@ -117,6 +117,13 @@ public override void OnStart(PartModule.StartState state)
 
             // Create the camera transform
             Transform containingTransform = part.FindModelTransform(cameraContainer);
+
+            if (containingTransform == null)
+            {
+                JUtil.LogErrorMessage(this, "No transform named {0} on part {1}", cameraContainer, part.partInfo.name);
+                return;
+            }
+
             if (containingTransform.childCount > 0)
             {
                 actualCamera = containingTransform.GetChild(0);