diff --git a/apps/ios/Snowbound/Lists.swift b/apps/ios/Snowbound/Lists.swift
index 977bcdc4ecefa2475e458350f42b6a88a37c396c..042b74c683c30b77751bd66bb7c23ee9cf663bdd 100644
--- a/apps/ios/Snowbound/Lists.swift
+++ b/apps/ios/Snowbound/Lists.swift
@@ -416,8 +416,10 @@ final class NotebooksViewController: UICollectionViewController, UIDocumentPicke
                     }
                     var error: UnsafeMutablePointer<CChar>?
                     let closed = sb_library_close(handle, 10, &error)
-                    let problem = take(error)
-                    if !closed { return ("\(notebook.name): \(problem ?? "Some changes haven’t been saved yet.")", notebooks) }
+                    _ = take(error)
+                    if !closed {
+                        return ("\(notebook.name): Changes haven’t been saved. Check that the notebook is reachable and writable, then try again.", notebooks)
+                    }
                 }
                 var failed: [Notebook] = []
                 var problems: [String] = []