diff --git a/server/controllers/LibraryItemController.js b/server/controllers/LibraryItemController.js
index 4aff7a13..2b25474e 100644
--- a/server/controllers/LibraryItemController.js
+++ b/server/controllers/LibraryItemController.js
@@ -259,7 +259,6 @@ class LibraryItemController {
 
     // Check if library item media has a cover path
     if (!libraryItem.media.coverPath || !await fs.pathExists(libraryItem.media.coverPath)) {
-      Logger.debug(`[LibraryItemController] getCover: Library item "${req.params.id}" has no cover path`)
       return res.sendStatus(404)
     }
 
diff --git a/server/controllers/SearchController.js b/server/controllers/SearchController.js
index 2749016c..93587bc4 100644
--- a/server/controllers/SearchController.js
+++ b/server/controllers/SearchController.js
@@ -26,7 +26,7 @@ class SearchController {
 
     let results = null
     if (podcast) results = await PodcastFinder.findCovers(query.title)
-    else results = await BookFinder.findCovers(query.provider || 'google', query.title, query.author || null)
+    else results = await BookFinder.findCovers(query.provider || 'google', query.title, query.author || '')
     res.json({
       results
     })
diff --git a/server/finders/BookFinder.js b/server/finders/BookFinder.js
index 96735cc9..bcf8ea06 100644
--- a/server/finders/BookFinder.js
+++ b/server/finders/BookFinder.js
@@ -234,7 +234,7 @@ class BookFinder {
     if (!books.length && maxFuzzySearches > 0) {
       // normalize title and author
       title = title.trim().toLowerCase()
-      author = author.trim().toLowerCase()
+      author = author?.trim().toLowerCase() || ''
 
       // Now run up to maxFuzzySearches fuzzy searches
       let candidates = new Set()