diff --git a/app/routes/routes.go b/app/routes/routes.go
index f9a66e0..44ba0d2 100644
--- a/app/routes/routes.go
+++ b/app/routes/routes.go
@@ -55,7 +55,7 @@ func Index(w http.ResponseWriter, r *http.Request) {
 
 	feed.Entry = append(feed.Entry)
 
-	_ = filepath.WalkDir(ctx.String("manga"), func(path string, d fs.DirEntry, err error) error {
+	err := filepath.WalkDir(ctx.String("manga"), func(path string, d fs.DirEntry, err error) error {
 		if err != nil || d.IsDir() || filepath.Ext(d.Name()) != ".cbz" {
 			return err
 		}
@@ -68,17 +68,21 @@ func Index(w http.ResponseWriter, r *http.Request) {
 		if found {
 			ComicInfo = ci.(comicinfo.ComicInfo)
 		} else {
-			zf, _ := zip.OpenReader(path)
-			for i := range zf.File {
-				if strings.ToLower(zf.File[i].Name) == "comicinfo.xml" {
-					cif, err := zf.File[i].Open()
-					if err != nil {
-						return err
+			zf, err := zip.OpenReader(path)
+			if err != nil {
+				return nil
+			} else {
+				for i := range zf.File {
+					if strings.ToLower(zf.File[i].Name) == "comicinfo.xml" {
+						cif, err := zf.File[i].Open()
+						if err != nil {
+							return err
+						}
+						cib, _ := io.ReadAll(cif)
+						_ = cif.Close()
+						_ = xml.Unmarshal(cib, &ComicInfo)
+						c.Set(path, ComicInfo, cache.NoExpiration)
 					}
-					cib, _ := io.ReadAll(cif)
-					_ = cif.Close()
-					_ = xml.Unmarshal(cib, &ComicInfo)
-					c.Set(path, ComicInfo, cache.NoExpiration)
 				}
 			}
 		}
@@ -125,6 +129,10 @@ func Index(w http.ResponseWriter, r *http.Request) {
 		return nil
 	})
 
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+	}
+
 	_ = defaults.Set(&feed)
 	data, _ := xml.MarshalIndent(feed, "", "  ")
 	http.ServeContent(w, r, "feed.xml", time.Now(), bytes.NewReader(data))
diff --git a/go.sum b/go.sum
index af2822e..2a7f2df 100644
--- a/go.sum
+++ b/go.sum
@@ -1,14 +1,20 @@
 github.com/cpuguy83/go-md2man/v2 v2.0.5 h1:ZtcqGrnekaHpVLArFSe4HK5DoKx1T0rq2DwVB0alcyc=
 github.com/cpuguy83/go-md2man/v2 v2.0.5/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
+github.com/creasty/defaults v1.8.0 h1:z27FJxCAa0JKt3utc0sCImAEb+spPucmKoOdLHvHYKk=
 github.com/creasty/defaults v1.8.0/go.mod h1:iGzKe6pbEHnpMPtfDXZEr0NVxWnPTjb1bbDy08fPzYM=
+github.com/gorilla/mux v1.8.1 h1:TuBL49tXwgrFYWhqrNgrUNEY92u81SPhu7sTdzQEiWY=
 github.com/gorilla/mux v1.8.1/go.mod h1:AKf9I4AEqPTmMytcMc0KkNouC66V3BtZ4qD5fmWSiMQ=
+github.com/patrickmn/go-cache v2.1.0+incompatible h1:HRMgzkcYKYpi3C8ajMPV8OFXaaRUnok+kx1WdO15EQc=
 github.com/patrickmn/go-cache v2.1.0+incompatible/go.mod h1:3Qf8kWWT7OJRJbdiICTKqZju1ZixQ/KpMGzzAfe6+WQ=
 github.com/russross/blackfriday/v2 v2.1.0 h1:JIOH55/0cWyOuilr9/qlrm0BSXldqnqwMsf35Ld67mk=
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
+github.com/samber/lo v1.47.0 h1:z7RynLwP5nbyRscyvcD043DWYoOcYRv3mV8lBeqOCLc=
 github.com/samber/lo v1.47.0/go.mod h1:RmDH9Ct32Qy3gduHQuKJ3gW1fMHAnE/fAzQuf6He5cU=
 github.com/urfave/cli/v2 v2.27.5 h1:WoHEJLdsXr6dDWoJgMq/CboDmyY/8HMMH1fTECbih+w=
 github.com/urfave/cli/v2 v2.27.5/go.mod h1:3Sevf16NykTbInEnD0yKkjDAeZDS0A6bzhBH5hrMvTQ=
 github.com/xrash/smetrics v0.0.0-20240521201337-686a1a2994c1 h1:gEOO8jv9F4OT7lGCjxCBTO/36wtF6j2nSip77qHd4x4=
 github.com/xrash/smetrics v0.0.0-20240521201337-686a1a2994c1/go.mod h1:Ohn+xnUBiLI6FVj/9LpzZWtj1/D6lUovWYBkxHVV3aM=
+golang.org/x/text v0.16.0 h1:a94ExnEXNtEwYLGJSIUxnWoxoRz/ZcCsV63ROupILh4=
 golang.org/x/text v0.16.0/go.mod h1:GhwF1Be+LQoKShO3cGOHzqOgRrGaYc9AvblQOmPVHnI=
+golang.org/x/tools v0.25.0 h1:oFU9pkj/iJgs+0DT+VMHrx+oBKs/LJMV+Uvg78sl+fE=
 golang.org/x/tools v0.25.0/go.mod h1:/vtpO8WL1N9cQC3FN5zPqb//fRXskFHbLKk4OW1Q7rg=