diff --git a/hugolib/config_test.go b/hugolib/config_test.go
index 0d517896f..7914dda45 100644
--- a/hugolib/config_test.go
+++ b/hugolib/config_test.go
@@ -1539,3 +1539,22 @@ List.
 	b.AssertLogContains("WARN  DEPRECATED: Kind \"taxonomyterm\" used in disableKinds is deprecated, use \"taxonomy\" instead.\n")
 	b.AssertLogContains("WARN  DEPRECATED: Kind \"taxonomyterm\" used in outputs configuration is deprecated, use \"taxonomy\" instead.\n")
 }
+
+func TestDisableKindsIssue12144(t *testing.T) {
+	files := `
+-- hugo.toml --
+disableKinds = ["page"]
+defaultContentLanguage = "pt-br"
+-- layouts/index.html --
+Home.
+-- content/custom/index.pt-br.md --
+---
+title: "P1 pt"
+---
+-- content/custom/index.en-us.md --
+---
+title: "P1 us"
+---
+`
+	Test(t, files)
+}
diff --git a/hugolib/content_map.go b/hugolib/content_map.go
index 23b74e1c7..0b82bdf28 100644
--- a/hugolib/content_map.go
+++ b/hugolib/content_map.go
@@ -193,6 +193,10 @@ func (m *pageMap) AddFi(fi hugofs.FileMetaInfo) error {
 			if err != nil {
 				return err
 			}
+			if pageResource == nil {
+				// Disabled page.
+				return nil
+			}
 			key = pi.Base()
 
 			rs = &resourceSource{r: pageResource}