diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index c268789..be6a22a 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -1,3 +1,6 @@
+### 5.2.10
+* try/with for Expr.TryGetReflectedDefinition (seems to raise exceptions in some cases)
+
 ### 5.2.9
 * Fixed issue with topological sort and raytracing data
 * Removed warnings in raytracing shaders
diff --git a/src/Libs/FShade.Core/Serializer.fs b/src/Libs/FShade.Core/Serializer.fs
index 9afa985..8f82cb2 100644
--- a/src/Libs/FShade.Core/Serializer.fs
+++ b/src/Libs/FShade.Core/Serializer.fs
@@ -823,7 +823,9 @@ module Serializer =
             let (|ReflectedCall|_|) (e : Expr) =
                 match e with
                     | Call(t,mi,args) ->
-                        let isInline = mi.GetCustomAttributes<InlineAttribute>() |> Seq.isEmpty |> not
+                        let isInline = 
+                            try mi.GetCustomAttributes<InlineAttribute>() |> Seq.isEmpty |> not
+                            with _ -> false
                         match ExprWorkardound.TryGetReflectedDefinition mi with
                             | Some def -> 
                                 let args = 
diff --git a/src/Libs/FShade.Imperative/Utilities.fs b/src/Libs/FShade.Imperative/Utilities.fs
index 9b8bd4a..2077a3a 100644
--- a/src/Libs/FShade.Imperative/Utilities.fs
+++ b/src/Libs/FShade.Imperative/Utilities.fs
@@ -18,7 +18,8 @@ module ExprWorkardound =
 
     let TryGetReflectedDefinition (mb : MethodBase) =
         lock lockObj (fun _ -> 
-            Expr.TryGetReflectedDefinition mb
+            try Expr.TryGetReflectedDefinition mb
+            with _ -> None
         )
 
 module Peano =