Improve some nntp/nnimap error messages

* lisp/gnus/nntp.el (nntp-send-string):
(nntp-wait-for):
(nntp-accept-process-output):
(nntp-possibly-change-group):
* lisp/gnus/nnimap.el (nnimap-retrieve-headers): Improve error
messages (bug#53070).

2 files changed, 5 insertions, 5 deletions

diff --git a/lisp/gnus/nnimap.el b/lisp/gnus/nnimap.el
index 090cb9b245b..cff628061e9 100644
--- a/lisp/gnus/nnimap.el
+++ b/lisp/gnus/nnimap.el
@@ -246,7 +246,7 @@ during splitting, which may be slow."
           (nnimap-header-parameters))
          t)
         (unless (process-live-p (get-buffer-process (current-buffer)))
-          (error "Server closed connection"))
+          (error "IMAP server %S closed connection" nnimap-address))
         (nnimap-transform-headers)
         (nnheader-remove-cr-followed-by-lf))
       (insert-buffer-substring
diff --git a/lisp/gnus/nntp.el b/lisp/gnus/nntp.el
index 624c64d4d75..0dcff9743ad 100644
--- a/lisp/gnus/nntp.el
+++ b/lisp/gnus/nntp.el
@@ -306,7 +306,7 @@ backend doesn't catch this error.")
     (nntp-record-command string))
   (process-send-string process (concat string nntp-end-of-line))
   (or (memq (process-status process) '(open run))
-      (nntp-report "Server closed connection")))
+      (nntp-report "NNTP server %S closed connection" nntp-address)))
 
 (defun nntp-record-command (string)
   "Record the command STRING."
@@ -369,7 +369,7 @@ retried once before actually displaying the error report."
             (nntp-snarf-error-message)
             nil))
          ((not (memq (process-status process) '(open run)))
-          (nntp-report "Server closed connection"))
+          (nntp-report "NNTP server %S closed connection" nntp-address))
          (t
           (goto-char (point-max))
           (let ((limit (point-min))
@@ -1431,7 +1431,7 @@ If SEND-IF-FORCE, only send authinfo to the server if the
       ;; be the process's former output buffer (i.e. now killed)
       (or (and process
                (memq (process-status process) '(open run)))
-          (nntp-report "Server closed connection")))))
+          (nntp-report "NNTP server %S closed connection" nntp-address)))))
 
 (defun nntp-accept-response ()
   "Wait for output from the process that outputs to BUFFER."
@@ -1450,7 +1450,7 @@ If SEND-IF-FORCE, only send authinfo to the server if the
   (when group
     (let ((entry (nntp-find-connection-entry nntp-server-buffer)))
       (cond ((not entry)
-             (nntp-report "Server closed connection"))
+             (nntp-report "NNTP server %S closed connection" nntp-address))
             ((not (equal group (caddr entry)))
              (with-current-buffer (process-buffer (car entry))
                (erase-buffer)