Make edit highest marker script work when only 1 marker

Utilities/MB_Edit project marker with highest index at position.lua

@@ -4,7 +4,6 @@ reaper.Undo_BeginBlock()
 reaper.PreventUIRefresh(1)
 
 local _highest_marker_number, _marker_idx_to_edit, _first_marker_idx, _first_marker_name, _first_marker_color, _cursor_pos, _num_markers, _num_regions, _command_id__edit_marker_near_cursor
-
 _highest_marker_number = -1
 _marker_idx_to_edit = -1
 _first_marker_idx = -1
@@ -18,31 +17,32 @@ for i = 0, _num_markers + _num_regions - 1 do
   local retval, isrgn, pos, rgnend, name, markrgnindexnumber, color = reaper.EnumProjectMarkers(i)
 
   if not isrgn and math.abs(pos - _cursor_pos) < 1e-5 then
-
     if _first_marker_idx == -1 then
       _first_marker_idx, _first_marker_name, _first_marker_color = i, name, color
     end
 
-    if markrgnindexnumber > _highest_marker_number then
+    if markrgnindexnumber >= _highest_marker_number then
       _highest_marker_number, _marker_idx_to_edit = markrgnindexnumber, i
     end
   end
 end
 
-if _marker_idx_to_edit ~= -1 and _first_marker_idx ~= -1 and _marker_idx_to_edit ~= _first_marker_idx then
-  local _, _, pos = reaper.EnumProjectMarkers(_first_marker_idx)
-
-  reaper.DeleteProjectMarkerByIndex(0, _first_marker_idx)
-  reaper.Main_OnCommand(_command_id__edit_marker_near_cursor, 0)
+if _marker_idx_to_edit ~= -1 then
+  if _first_marker_idx ~= _marker_idx_to_edit then
+    local _, _, pos = reaper.EnumProjectMarkers(_first_marker_idx)
+    reaper.DeleteProjectMarkerByIndex(0, _first_marker_idx)
+  end
 
-  local new_idx, successful = reaper.AddProjectMarker(0, false, pos, 0, _first_marker_name, -1)
+  reaper.Main_OnCommand(_command_id__edit_marker_near_cursor, 0)
 
-  if successful then
-    reaper.SetProjectMarkerByIndex(0, new_idx, false, pos, 0, new_idx, _first_marker_color)
+  if _first_marker_idx ~= _marker_idx_to_edit then
+    local new_idx, successful = reaper.AddProjectMarker(0, false, pos, 0, _first_marker_name, -1)
+    if successful then
+      reaper.SetProjectMarkerByIndex(0, new_idx, false, pos, 0, new_idx, _first_marker_color)
+    end
   end
 end
 
-
 reaper.UpdateTimeline()
 reaper.PreventUIRefresh(-1)
 reaper.Undo_EndBlock("MB_Edit project marker with highest index at position", -1)

Utilities/MB_Select child (descendent) track(s) & deselect selected parent folder track(s).lua

@@ -1,7 +1,7 @@
 -- @description MB_Utilities: Various utility scripts for Reaper
 -- @author MonkeyBars
--- @version 1.4.1
--- @changelog Prevent UI updates during edit highest marker script run
+-- @version 1.4.2
+-- @changelog Make edit highest marker script work when only 1 marker
 -- @provides [main] .
 --   [main] MB_Create new autoincremented folder and save project.lua
 --   [main] MB_Create new pair of grouped tracks with MIDI & stereo audio routing to & from selected (virtual instrument) tracks.lua