From 92a1b4710838866a4a409be593f4fb7df9ffdd21 Mon Sep 17 00:00:00 2001
From: neil <gitsrc@neilpang.com>
Date: Fri, 3 Jul 2026 22:26:50 +0800
Subject: [PATCH] forbid spaces in the --home/--config-home path 
 https://github.com/acmesh-official/acme.sh/issues/2163

---
 acme.sh | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/acme.sh b/acme.sh
index affe7b78..23adba93 100755
--- a/acme.sh
+++ b/acme.sh
@@ -2842,6 +2842,17 @@ __initHome() {
   _debug "Using config home: $LE_CONFIG_HOME"
   export LE_CONFIG_HOME
 
+  # Paths with whitespace break the unquoted $_CURL/$_WGET command expansion,
+  # so fail early with a clear error instead of a cryptic curl/wget failure.
+  # https://github.com/acmesh-official/acme.sh/issues/2163
+  case "$LE_WORKING_DIR$LE_CONFIG_HOME" in
+  *" "*)
+    _err "The --home or --config-home path can not contain spaces: '$LE_WORKING_DIR'"
+    _err "Please install $PROJECT_NAME to a path without spaces."
+    exit 1
+    ;;
+  esac
+
   _DEFAULT_ACCOUNT_CONF_PATH="$LE_CONFIG_HOME/account.conf"
 
   if [ -z "$ACCOUNT_CONF_PATH" ]; then