diff --git a/pelican/generators.py b/pelican/generators.py
index 08a20095..65fcb9c3 100644
--- a/pelican/generators.py
+++ b/pelican/generators.py
@@ -586,9 +586,10 @@ class ArticlesGenerator(CachingGenerator):
                 )
             except RuntimeError:
                 if not tag.slug:
-                    logger.warning(
+                    logger.info(
                         'Tag "%s" has an invalid slug; skipping writing tag page...',
                         tag,
+                        extra={"limit_msg": "Further tags with invalid slugs."},
                     )
                     continue
                 else:
@@ -616,9 +617,10 @@ class ArticlesGenerator(CachingGenerator):
                 )
             except RuntimeError:
                 if not cat.slug:
-                    logger.warning(
+                    logger.info(
                         'Category "%s" has an invalid slug; skipping writing category page...',
                         cat,
+                        extra={"limit_msg": "Further categories with invalid slugs."},
                     )
                     continue
                 else:
@@ -646,9 +648,10 @@ class ArticlesGenerator(CachingGenerator):
                 )
             except RuntimeError:
                 if not aut.slug:
-                    logger.warning(
+                    logger.info(
                         'Author "%s" has an invalid slug; skipping writing author page...',
                         aut,
+                        extra={"limit_msg": "Further authors with invalid slugs."},
                     )
                     continue
                 else:
diff --git a/pelican/urlwrappers.py b/pelican/urlwrappers.py
index 8023613c..ffb47cc6 100644
--- a/pelican/urlwrappers.py
+++ b/pelican/urlwrappers.py
@@ -42,11 +42,18 @@ class URLWrapper:
                 preserve_case=preserve_case,
                 use_unicode=self.settings.get("SLUGIFY_USE_UNICODE", False),
             )
+            if not self._slug:
+                logger.warning(
+                    'Unable to generate valid slug for %s "%s".',
+                    self.__class__.__name__,
+                    self.name,
+                    extra={"limit_msg": "Other invalid slugs."},
+                )
         return self._slug
 
     @slug.setter
     def slug(self, slug):
-        # if slug is expliticly set, changing name won't alter slug
+        # if slug is explicitly set, changing name won't alter slug
         self._slug_from_name = False
         self._slug = slug
 
diff --git a/pelican/utils.py b/pelican/utils.py
index a5e08538..c17422aa 100644
--- a/pelican/utils.py
+++ b/pelican/utils.py
@@ -259,7 +259,7 @@ def slugify(
     Normalizes string, converts to lowercase, removes non-alpha characters,
     and converts spaces to hyphens.
 
-    Took from Django sources.
+    Taken from Django sources.
 
     For a set of sensible default regex substitutions to pass to regex_subs
     look into pelican.settings.DEFAULT_CONFIG['SLUG_REGEX_SUBSTITUTIONS'].