diff --git a/modules/docs/src/Volo.Docs.Domain/Volo/Docs/Localization/Domain/en.json b/modules/docs/src/Volo.Docs.Domain/Volo/Docs/Localization/Domain/en.json
index 452206632f..998327cd90 100644
--- a/modules/docs/src/Volo.Docs.Domain/Volo/Docs/Localization/Domain/en.json
+++ b/modules/docs/src/Volo.Docs.Domain/Volo/Docs/Localization/Domain/en.json
@@ -11,7 +11,6 @@
     "Delete": "Delete",
     "ClearCache": "Clear cache",
     "ClearCacheConfirmationMessage": "Are you sure to clear all caches for project \"{0}\"",
-    "CacheNullExceptionMessage": "Cache is not available to clear!",
     "InThisDocument": "In this document",
     "GoToTop": "Go to top",
     "Projects": "Project(s)",
@@ -29,4 +28,4 @@
     "UpdatedExplanation": "Updated in the last two weeks.",
     "Volo.Docs.Domain:010002": "ShortName {ShortName} already exists."
   }
-}
\ No newline at end of file
+}