From e075a26ff784b2262088d87ce7bfcf121a107844 Mon Sep 17 00:00:00 2001
From: Ottermandias <70807659+Ottermandias@users.noreply.github.com>
Date: Thu, 11 Apr 2024 23:19:19 +0200
Subject: [PATCH] Make IPC work with nullable types and null values. (#1765)

---
 Dalamud/Plugin/Ipc/Internal/CallGateChannel.cs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Dalamud/Plugin/Ipc/Internal/CallGateChannel.cs b/Dalamud/Plugin/Ipc/Internal/CallGateChannel.cs
index 54adf2163..ead4d8df9 100644
--- a/Dalamud/Plugin/Ipc/Internal/CallGateChannel.cs
+++ b/Dalamud/Plugin/Ipc/Internal/CallGateChannel.cs
@@ -166,7 +166,12 @@ internal class CallGateChannel
             if (arg == null)
             {
                 if (paramType.IsValueType)
+                {
+                    if (paramType.IsGenericType && paramType.GetGenericTypeDefinition() == typeof(Nullable<>))
+                        continue;
+
                     throw new IpcValueNullError(this.Name, paramType, i);
+                }
 
                 continue;
             }