In 'bury-buffer' don't try to remove current buffer from minibuffer window

* lisp/window.el (bury-buffer): Don't try to remove current buffer
from minibuffer window.

1 files changed, 5 insertions, 2 deletions

diff --git a/lisp/window.el b/lisp/window.el
index 058e89df7c7..bf213547039 100644
--- a/lisp/window.el
+++ b/lisp/window.el
@@ -4732,13 +4732,16 @@ displayed there."
     ;; Handle case where `buffer-or-name' is nil and the current buffer
     ;; is shown in the selected window.
     (cond
-     ((or buffer-or-name (not (eq buffer (window-buffer)))))
+     ((or buffer-or-name
+          (not (eq buffer (window-buffer)))
+          ;; Don't try to delete the minibuffer window, undedicate it
+          ;; or switch to a previous buffer in it.
+          (window-minibuffer-p)))
      ((window--delete nil t))
      (t
       ;; Switch to another buffer in window.
       (set-window-dedicated-p nil nil)
       (switch-to-prev-buffer nil 'bury)))
-
     ;; Always return nil.
     nil))