From de3cd1fb32077972ae5e593f7697dd6d4947c5df Mon Sep 17 00:00:00 2001
From: akioweh <0@akioweh.com>
Date: Sat, 16 May 2026 05:33:55 +0100
Subject: [PATCH] fix: check buffer validity in autocmd to prevent keymap.set()
 throwing

the buffer that triggered the autocmd could be gone by the time
vim.schedule runs keymap.set, e.g. with transient buffers created by
nvim_get_option_value
---
 lua/lazyvim/config/autocmds.lua | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lua/lazyvim/config/autocmds.lua b/lua/lazyvim/config/autocmds.lua
index a0b058a6..33c4f21d 100644
--- a/lua/lazyvim/config/autocmds.lua
+++ b/lua/lazyvim/config/autocmds.lua
@@ -74,6 +74,10 @@ vim.api.nvim_create_autocmd("FileType", {
   callback = function(event)
     vim.bo[event.buf].buflisted = false
     vim.schedule(function()
+      -- without this, vim.keymap.set below may throw on transient buffers
+      if not vim.api.nvim_buf_is_valid(event.buf) then
+        return
+      end
       vim.keymap.set("n", "q", function()
         vim.cmd("close")
         pcall(vim.api.nvim_buf_delete, event.buf, { force = true })