From 59e1608f0b3b1c8be742775c5813efd6b3f91217 Mon Sep 17 00:00:00 2001
From: Egil Hansen <egil@assimilated.dk>
Date: Sat, 4 Jan 2025 20:00:12 +0000
Subject: [PATCH] Use Activator.CreateInstance in CosmosGrainStorage when
 record does not exist (#9277)

Use Activator.CreateInstance in CosmosGrainStorage to support types with primary constructors
---
 src/Azure/Orleans.Persistence.Cosmos/CosmosGrainStorage.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Azure/Orleans.Persistence.Cosmos/CosmosGrainStorage.cs b/src/Azure/Orleans.Persistence.Cosmos/CosmosGrainStorage.cs
index 99cdeba5c4..6a105c1f52 100644
--- a/src/Azure/Orleans.Persistence.Cosmos/CosmosGrainStorage.cs
+++ b/src/Azure/Orleans.Persistence.Cosmos/CosmosGrainStorage.cs
@@ -75,7 +75,7 @@ public async Task ReadStateAsync<T>(string grainType, GrainId grainId, IGrainSta
             }
             else
             {
-                grainState.State = ActivatorUtilities.CreateInstance<T>(_serviceProvider);
+                grainState.State = Activator.CreateInstance<T>();
                 grainState.RecordExists = false;
             }
 
@@ -86,7 +86,7 @@ public async Task ReadStateAsync<T>(string grainType, GrainId grainId, IGrainSta
             if (dce.StatusCode == HttpStatusCode.NotFound)
             {
                 // State is new, just activate a default and return
-                grainState.State = ActivatorUtilities.CreateInstance<T>(_serviceProvider);
+                grainState.State = Activator.CreateInstance<T>();
                 grainState.RecordExists = false;
                 return;
             }