diff --git a/Resources/TileServer/Empty.mbtiles b/Resources/TileServer/Empty.mbtiles
new file mode 100644
index 0000000..8b13789
--- /dev/null
+++ b/Resources/TileServer/Empty.mbtiles
@@ -0,0 +1 @@
+
diff --git a/Sources/SwiftTileserverCache/Controller/StylesController.swift b/Sources/SwiftTileserverCache/Controller/StylesController.swift
index 021e586..d40aee6 100644
--- a/Sources/SwiftTileserverCache/Controller/StylesController.swift
+++ b/Sources/SwiftTileserverCache/Controller/StylesController.swift
@@ -61,7 +61,7 @@ internal class StylesController {
             }
         })
     }
-    
+
     internal func analyse(request: Request, id: String) -> EventLoopFuture<Style.Analysis> {
         return analyseUsage(request: request, id: id).flatMap({ usage in
             return self.analyseAvilableIcons(request: request, id: id).flatMapThrowing({ icons in
@@ -73,8 +73,12 @@ internal class StylesController {
                     missingIcons: missingIcons
                 )
             })
+        }).recover({ _ in
+            return .init(
+                missingFonts: ["error loading style"],
+                missingIcons: ["error loading style"]
+            )
         })
-        
     }
 
     internal func addExternal(request: Request) throws -> EventLoopFuture<HTTPStatus> {
diff --git a/Sources/SwiftTileserverCache/Misc/CacheCleaner.swift b/Sources/SwiftTileserverCache/Misc/CacheCleaner.swift
index dd78ab5..6f1d2b3 100644
--- a/Sources/SwiftTileserverCache/Misc/CacheCleaner.swift
+++ b/Sources/SwiftTileserverCache/Misc/CacheCleaner.swift
@@ -22,7 +22,7 @@ public class CacheCleaner {
         let thread = DispatchQueue(label: "CacheCleaner-\(folder)")
         try? FileManager.default.createDirectory(atPath: folder, withIntermediateDirectories: true)
         if maxAgeMinutes != nil && clearDelaySeconds != nil {
-            self.logger.notice("Starting CacheCleaner for \(folder) with maxAgeMinutes: \(maxAgeMinutes) and clearDelaySeconds: \(clearDelaySeconds)")
+            self.logger.notice("Starting CacheCleaner for \(folder) with maxAgeMinutes: \(maxAgeMinutes!) and clearDelaySeconds: \(clearDelaySeconds!)")
             thread.async {
                 while true {
                     self.runOnce()
diff --git a/Sources/SwiftTileserverCache/tileserver.swift b/Sources/SwiftTileserverCache/tileserver.swift
index f0774a3..df0fa74 100644
--- a/Sources/SwiftTileserverCache/tileserver.swift
+++ b/Sources/SwiftTileserverCache/tileserver.swift
@@ -2,7 +2,8 @@ import Vapor
 
 public func tileserver(_ app: Application) throws {
     if !FileManager.default.fileExists(atPath: "TileServer/config.json") {
-        app.logger.info("Copying default TileServer config.json")
+        app.logger.info("Copying default TileServer configuration")
         try FileManager.default.copyItem(atPath: "Resources/TileServer/config.json", toPath: "TileServer/config.json")
+        try FileManager.default.copyItem(atPath: "Resources/TileServer/Empty.mbtiles", toPath: "TileServer/Datasets/Combined.mbtiles")
     }
 }