diff --git a/Assets/Tests/Editor/HotReload/HotReloadWorkerReasonTextTests.cs b/Assets/Tests/Editor/HotReload/HotReloadWorkerReasonTextTests.cs
index 86b999354d..0a6cf830e5 100644
--- a/Assets/Tests/Editor/HotReload/HotReloadWorkerReasonTextTests.cs
+++ b/Assets/Tests/Editor/HotReload/HotReloadWorkerReasonTextTests.cs
@@ -336,7 +336,9 @@ private static IEnumerable<TestCaseData> RenderCases()
                 "The added member's body could not be fully bound in the hot-reload compilation "
                 + "(CS1503: Argument 1: cannot convert); hot reload cannot verify a member it cannot bind, "
                 + "so it is skipped. If the name is declared in a new file, pass that file to --files too "
-                + "(new files are not selected automatically); run 'uloop compile' only if it still does not bind.");
+                + "(new files are not selected automatically). If the name is generated at compile time, "
+                + "for example by a source generator, hot reload cannot see it: run 'uloop compile'. "
+                + "Also run 'uloop compile' if it still does not bind.");
             yield return Case(
                 HotReloadWorkerReasonCode.AddedMethodBodyBindsCompiledSignature,
                 new[] { "CS1503: Argument 1: cannot convert", "'Example.Payload'", "'Example.Registry'", "'Assets/Registry.cs'" },
diff --git a/Packages/src/Editor/FirstPartyTools/HotReload/Shared/HotReloadWorkerReasonText.AddedMemberTemplates.cs b/Packages/src/Editor/FirstPartyTools/HotReload/Shared/HotReloadWorkerReasonText.AddedMemberTemplates.cs
index 88b855f56c..ba4a3a287a 100644
--- a/Packages/src/Editor/FirstPartyTools/HotReload/Shared/HotReloadWorkerReasonText.AddedMemberTemplates.cs
+++ b/Packages/src/Editor/FirstPartyTools/HotReload/Shared/HotReloadWorkerReasonText.AddedMemberTemplates.cs
@@ -110,7 +110,9 @@ private static void AddAddedMemberTemplates(
                     "The added member's body could not be fully bound in the hot-reload compilation ({0}); "
                     + "hot reload cannot verify a member it cannot bind, so it is skipped. If the name is "
                     + "declared in a new file, pass that file to --files too (new files are not selected "
-                    + "automatically); run 'uloop compile' only if it still does not bind.",
+                    + "automatically). If the name is generated at compile time, for example by a source "
+                    + "generator, hot reload cannot see it: run 'uloop compile'. Also run 'uloop compile' if "
+                    + "it still does not bind.",
                     1));
             // Why the next step is not worded here: which step works (pass the file, leave it
             // out, undo the edit and leave it out, or compile) depends on how the file entered the