diff --git a/bugn.exe b/bugn.exe
index 82740d7..a05dcdd 100644
Binary files a/bugn.exe and b/bugn.exe differ
diff --git a/src/Debug.ahk b/src/Debug.ahk
index a9342d7..3889e67 100644
--- a/src/Debug.ahk
+++ b/src/Debug.ahk
@@ -117,7 +117,7 @@ Debug_logWindowInfo(wndId) {
     isHidden := "*"
   Else
     isHidden := " "
-  If Window_#%wndId%_isFloating
+  If InStr(Manager_managedWndIds, wndId . ";") Or Window_#%wndId%_isFloating
     isFloating := "*"
   Else
     isFloating := " "
diff --git a/src/Main.ahk b/src/Main.ahk
index f7deafa..830e90e 100644
--- a/src/Main.ahk
+++ b/src/Main.ahk
@@ -24,7 +24,7 @@ SetTitleMatchMode, fast
 SetWinDelay, 10
 #NoEnv
 #SingleInstance force
-#Warn                         ; Enable warnings to assist with detecting common errors.
+;#Warn                         ; Enable warnings to assist with detecting common errors.
 #WinActivateForce
 
 ;; Pseudo main function
diff --git a/src/Manager.ahk b/src/Manager.ahk
index bd3544a..6e44ec8 100644
--- a/src/Manager.ahk
+++ b/src/Manager.ahk
@@ -416,7 +416,7 @@ Manager_maximizeWindow() {
   Local aWndId
 
   WinGet, aWndId, ID, A
-  If Not Window_#%aWndId%_isFloating
+  If InStr(Manager_managedWndIds, aWndId ";") And Not Window_#%aWndId%_isFloating
     View_toggleFloatingWindow(aWndId)
   Window_set(aWndId, "Top", "")
 
@@ -429,7 +429,7 @@ Manager_minimizeWindow() {
   WinGet, aWndId, ID, A
   aView := Monitor_#%Manager_aMonitor%_aView_#1
   StringReplace, View_#%Manager_aMonitor%_#%aView%_aWndIds, View_#%Manager_aMonitor%_#%aView%_aWndIds, % aWndId ";",, All
-  If Not Window_#%aWndId%_isFloating
+  If InStr(Manager_managedWndIds, aWndId ";") And Not Window_#%aWndId%_isFloating
     View_toggleFloatingWindow(aWndId)
   Window_set(aWndId, "Bottom", "")
 
@@ -440,7 +440,7 @@ Manager_moveWindow() {
   Local aWndId, SC_MOVE, WM_SYSCOMMAND
 
   WinGet, aWndId, ID, A
-  If Not Window_#%aWndId%_isFloating
+  If InStr(Manager_managedWndIds, aWndId . ";") And Not Window_#%aWndId%_isFloating
     View_toggleFloatingWindow(aWndId)
   Window_set(aWndId, "Top", "")
 
@@ -1074,7 +1074,7 @@ Manager_sizeWindow() {
   Local aWndId, SC_SIZE, WM_SYSCOMMAND
 
   WinGet, aWndId, ID, A
-  If Not Window_#%aWndId%_isFloating
+  If InStr(Manager_managedWndIds, aWndId . ";") And Not Window_#%aWndId%_isFloating
     View_toggleFloatingWindow(aWndId)
   Window_set(aWndId, "Top", "")
 
@@ -1135,12 +1135,11 @@ Manager_initial_sync(doRestore) {
 ;;   those, which have at least a title or class.
 Manager_sync(ByRef wndIds = "")
 {
-  Local a, flag, mCount, shownWndIds, v, visibleWndIds, wndId
+  Local a, flag, shownWndIds, v, visibleWndIds, wndId
   a := 0
 
   shownWndIds := ""
-  SysGet, mCount, MonitorCount
-  Loop, % mCount
+  Loop, % Manager_monitorCount
   {
     v := Monitor_#%A_Index%_aView_#1
     shownWndIds .= View_#%A_Index%_#%v%_wndIds
diff --git a/src/Monitor.ahk b/src/Monitor.ahk
index d01cf2c..7bff532 100644
--- a/src/Monitor.ahk
+++ b/src/Monitor.ahk
@@ -75,7 +75,7 @@ Monitor_activateView(i, d = 0) {
     StringTrimRight, wndIds, View_#%m%_#%aView%_wndIds, 1
     Loop, PARSE, wndIds, `;
     {
-      If Not (Window_#%A_LoopField%_tags & (1 << i - 1))
+      If A_LoopField And Not (Window_#%A_LoopField%_tags & (1 << i - 1))
         Window_hide(A_LoopField)
     }
     SetWinDelay, 10
diff --git a/src/View.ahk b/src/View.ahk
index a6efc6c..c4ba5b8 100644
--- a/src/View.ahk
+++ b/src/View.ahk
@@ -50,7 +50,7 @@ View_activateWindow(i, d = 0) {
   StringSplit, wndId, wndIds, `;
   Debug_logMessage("DEBUG[2] wndId count: " . wndId0, 2, False)
   If (wndId0 > 1) {
-    If Window_#%aWndId%_isFloating
+    If Not InStr(Manager_managedWndIds, aWndId . ";") Or Window_#%aWndId%_isFloating
       Window_set(aWndId, "Bottom", "")
     Loop, % wndId0 {
       If (wndId%A_Index% = aWndId) {