diff --git a/Anytype/Sources/CoreLayer/NetwrokLayer/DownloadableContent/ContentUrlBuilder.swift b/Anytype/Sources/CoreLayer/NetwrokLayer/DownloadableContent/ContentUrlBuilder.swift
index 7bbbc6422a..869bc3be53 100644
--- a/Anytype/Sources/CoreLayer/NetwrokLayer/DownloadableContent/ContentUrlBuilder.swift
+++ b/Anytype/Sources/CoreLayer/NetwrokLayer/DownloadableContent/ContentUrlBuilder.swift
@@ -25,6 +25,7 @@ final class ContentUrlBuilder {
     
     static func imageUrl(imageMetadata: ImageMetadata) -> URL? {
         guard imageMetadata.id.isNotEmpty else {
+            anytypeAssertionFailure("Image id is empty")
             return nil
         }