1 files changed, 13 insertions, 9 deletions
diff --git a/piem.el b/piem.el
index 6a3c2b3..55915f6 100644
--- a/piem.el
+++ b/piem.el
@@ -292,15 +292,19 @@ intended to be used by libraries implementing a function for
 
 (defun piem-inbox-coderepo-maybe-read ()
   "Like `piem-inbox-coderepo', but fall back to reading the repo."
-  (or (piem-inbox-coderepo)
-      (and (fboundp 'projectile-relevant-known-projects)
-           (completing-read
-            "Project: "
-            (projectile-relevant-known-projects)))
-      (and piem-use-magit
-           (fboundp 'magit-read-repository)
-           (magit-read-repository))
-      (read-directory-name "Git repository: ")))
+  (let ((inbox
+         (or (piem-inbox-coderepo)
+             (and (fboundp 'projectile-relevant-known-projects)
+                  (completing-read
+                   "Project: "
+                   (projectile-relevant-known-projects)))
+             (and piem-use-magit
+                  (fboundp 'magit-read-repository)
+                  (magit-read-repository))
+             (read-directory-name "Git repository: "))))
+    (if (equal inbox "")
+        (user-error "No inbox specified")
+      inbox)))
 
 (defun piem-mid ()
   "Return the current buffer's message ID."