diff -Nru ckb-next-0.6.0-29/CMakeLists.txt ckb-next-0.6.0-33/CMakeLists.txt
--- ckb-next-0.6.0-29/CMakeLists.txt	2023-08-21 11:00:03.000000000 +0000
+++ ckb-next-0.6.0-33/CMakeLists.txt	2023-10-30 12:00:03.000000000 +0000
@@ -65,7 +65,7 @@
 # Get more precise version from git, fallback on release
 include(CkbNextDetermineVersion)
 find_package(Git)
-set(ckb-next_VERSION "0.6.0-29-gb2188fa")
+set(ckb-next_VERSION "0.6.0-33-gaaf48a0")
 
 find_package(Sanitizers)
 
diff -Nru ckb-next-0.6.0-29/debian/changelog ckb-next-0.6.0-33/debian/changelog
--- ckb-next-0.6.0-29/debian/changelog	2023-08-21 11:00:29.000000000 +0000
+++ ckb-next-0.6.0-33/debian/changelog	2023-10-30 12:00:30.000000000 +0000
@@ -1,3 +1,9 @@
+ckb-next (0.6.0-33-gaaf48a0~mantic) mantic; urgency=low
+
+  * 0.6.0-33-gaaf48a0 git upstream
+
+ -- Tasos Sahanidis <tasos@tasossah.com>  Mon, 30 Oct 2023 14:00:30 +0200
+
 ckb-next (0.6.0-29-gb2188fa~mantic) mantic; urgency=low
 
   * 0.6.0-29-gb2188fa git upstream
diff -Nru ckb-next-0.6.0-29/quickinstall ckb-next-0.6.0-33/quickinstall
--- ckb-next-0.6.0-29/quickinstall	2020-10-10 07:11:19.000000000 +0000
+++ ckb-next-0.6.0-33/quickinstall	2023-10-30 12:00:03.000000000 +0000
@@ -9,7 +9,7 @@
 else
 	# don't let LC_ALL to be set because it always overrides all LC_*,
 	# while LANG only sets LC_* once
-	if [[ ! -z "$LC_ALL" ]]; then
+	if [[ -n "$LC_ALL" ]]; then
 		export LC_ALL=
 	fi
 fi
@@ -29,7 +29,7 @@
     if [[ $1 -ne 0 ]]; then
         echo "An error occurred,"
         echo "press enter to exit."
-        read -rs dummy
+        read -rs
         exit "$1"
     fi
 }
diff -Nru ckb-next-0.6.0-29/src/gui/xcb/xwindowdetector.cpp ckb-next-0.6.0-33/src/gui/xcb/xwindowdetector.cpp
--- ckb-next-0.6.0-29/src/gui/xcb/xwindowdetector.cpp	2023-04-03 11:00:05.000000000 +0000
+++ ckb-next-0.6.0-33/src/gui/xcb/xwindowdetector.cpp	2023-10-30 12:00:03.000000000 +0000
@@ -163,6 +163,14 @@
     int preferred_screen = 0;
     // XCB
     xcb_connection_t* conn = xcb_connect(DISPLAY, &preferred_screen);
+    int xcb_err = xcb_connection_has_error(conn);
+    if(xcb_err)
+    {
+        qDebug() << "XCB connect error code:" << xcb_err;
+        xcb_disconnect(conn);
+        return;
+    }
+
     xcb_screen_t* scr = getPreferredScreen(conn, preferred_screen);
 
     // EWMH