From fcfd8ddfba33b94b31e9214b2ab65b7161d4eecd Mon Sep 17 00:00:00 2001
From: Brendan McShane <brendanmcs7@gmail.com>
Date: Fri, 7 Jan 2022 16:20:16 -0500
Subject: [PATCH] Fix issue with Argument cannot be blank when modifying flags

---
 src/Discord.Net.Rest/Entities/Messages/MessageHelper.cs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/Discord.Net.Rest/Entities/Messages/MessageHelper.cs b/src/Discord.Net.Rest/Entities/Messages/MessageHelper.cs
index 309500c96..c5334980b 100644
--- a/src/Discord.Net.Rest/Entities/Messages/MessageHelper.cs
+++ b/src/Discord.Net.Rest/Entities/Messages/MessageHelper.cs
@@ -43,8 +43,11 @@ namespace Discord.Rest
             bool hasComponents = args.Components.IsSpecified && args.Components.Value != null;
             bool hasAttachments = args.Attachments.IsSpecified;
 
-            if (!hasComponents && !hasText && !hasEmbeds && !hasAttachments)
+            // No content needed if modifying flags
+            if ((!hasComponents && !hasText && !hasEmbeds && !hasAttachments) && !args.Flags.IsSpecified)
+            {
                 Preconditions.NotNullOrEmpty(args.Content.IsSpecified ? args.Content.Value : string.Empty, nameof(args.Content));
+            }
 
             if (args.AllowedMentions.IsSpecified)
             {