Don't allow lgm to try and remove files under lgm's own directory, for games that simply have a launcher script.

linux-game-manager.sh

@@ -334,9 +334,20 @@ game_removal() {
             exit 0
         fi
     fi
-            dialog --backtitle "Linux Game Manager" \
-                --yesno "mThis will remove the directory \"${game%/*}\" and all of its contents. Do you want to continue?." -1 -1 --stdout || exit 0
-    { rm -rfv "${game%/*}";
+    local launcherPath="$(readlink -f "$0")"
+    launcherPath="${launcherPath%/*}"
+    local noRemove="no"
+    if [[ "${game%/*}" =~ ^$launcherPath ]] ; then
+        # The launcher is actually a script under lgm, do not remove.
+        noRemove="yes"
+        dialog --backtitle "Linux Game Manager" \
+        --yesno "This will remove the game from your game list, but will not remove any files. Do you want to continue?." -1 -1 --stdout || exit 0
+    else
+        dialog --backtitle "Linux Game Manager" \
+        --yesno "mThis will remove the directory \"${game%/*}\" and all of its contents. Do you want to continue?." -1 -1 --stdout || exit 0
+    fi
+    export noRemove
+    { [ "$noRemove" == "no" ] && rm -rfv "${game%/*}";
     sed -i "/${game//\//\\/}/d" "$configFile"; } | dialog --backtitle "Linux Game Manager" --progressbox "Removing game..." -1 -1
     exit 0
 }