diff --git a/library/Core.cpp b/library/Core.cpp
index 5b53db98f..1dae68ebb 100644
--- a/library/Core.cpp
+++ b/library/Core.cpp
@@ -2266,6 +2266,7 @@ bool Core::ncurses_wgetch(int in, int & out)
     }
     if(in >= KEY_F(1) && in <= KEY_F(8))
     {
+/* TODO: understand how this changes for v50
         int idx = in - KEY_F(1);
         // FIXME: copypasta, push into a method!
         if(df::global::ui && df::global::gview)
@@ -2284,6 +2285,7 @@ bool Core::ncurses_wgetch(int in, int & out)
                 return true;
             }
         }
+*/
     }
     out = in;
     return true;
@@ -2451,6 +2453,7 @@ bool Core::SelectHotkey(int sym, int modifiers)
             int idx = sym - SDL::K_F1;
             if(idx >= 0 && idx < 8)
             {
+/* TODO: understand how this changes for v50
                 if (modifiers & 1)
                     idx += 8;
 
@@ -2460,6 +2463,7 @@ bool Core::SelectHotkey(int sym, int modifiers)
                 {
                     cmd = df::global::ui->main.hotkeys[idx].name;
                 }
+*/
             }
         }
     }
diff --git a/library/PlugLoad-windows.cpp b/library/PlugLoad-windows.cpp
index 848d25f50..d6ce8cdbf 100644
--- a/library/PlugLoad-windows.cpp
+++ b/library/PlugLoad-windows.cpp
@@ -35,7 +35,6 @@ distribution.
 #include <stdio.h>
 
 #include "tinythread.h"
-#include "../plugins/uicommon.h"
 
 /*
  * Plugin loading functions
diff --git a/library/modules/Burrows.cpp b/library/modules/Burrows.cpp
index 7d62a53db..52e550960 100644
--- a/library/modules/Burrows.cpp
+++ b/library/modules/Burrows.cpp
@@ -76,6 +76,7 @@ void Burrows::clearUnits(df::burrow *burrow)
 
     burrow->units.clear();
 
+/* TODO: understand how this changes for v50
     // Sync ui if active
     if (ui && ui->main.mode == ui_sidebar_mode::Burrows &&
         ui->burrows.in_add_units_mode && ui->burrows.sel_id == burrow->id)
@@ -85,6 +86,7 @@ void Burrows::clearUnits(df::burrow *burrow)
         for (size_t i = 0; i < sel.size(); i++)
             sel[i] = false;
     }
+*/
 }
 
 bool Burrows::isAssignedUnit(df::burrow *burrow, df::unit *unit)
@@ -113,6 +115,7 @@ void Burrows::setAssignedUnit(df::burrow *burrow, df::unit *unit, bool enable)
         erase_from_vector(burrow->units, unit->id);
     }
 
+/* TODO: understand how this changes for v50
     // Sync ui if active
     if (ui && ui->main.mode == ui_sidebar_mode::Burrows &&
         ui->burrows.in_add_units_mode && ui->burrows.sel_id == burrow->id)
@@ -121,6 +124,7 @@ void Burrows::setAssignedUnit(df::burrow *burrow, df::unit *unit, bool enable)
         if (idx >= 0)
             ui->burrows.sel_units[idx] = enable;
     }
+*/
 }
 
 void Burrows::listBlocks(std::vector<df::map_block*> *pvec, df::burrow *burrow)
diff --git a/library/modules/Gui.cpp b/library/modules/Gui.cpp
index c436a0ca5..204ce5e60 100644
--- a/library/modules/Gui.cpp
+++ b/library/modules/Gui.cpp
@@ -143,6 +143,7 @@ static std::map<virtual_identity*, getFocusStringHandler> getFocusStringHandlers
 
 DEFINE_GET_FOCUS_STRING_HANDLER(dwarfmode)
 {
+/* TODO: understand how this changes for v50
     using namespace df::enums::ui_sidebar_mode;
 
     using df::global::ui_workshop_in_add;
@@ -315,7 +316,6 @@ DEFINE_GET_FOCUS_STRING_HANDLER(dwarfmode)
             focus += "/List";
         break;
 
-/* TODO: understand how this changes for v50
     case Hauling:
         if (ui->hauling.in_assign_vehicle)
         {
@@ -354,11 +354,11 @@ DEFINE_GET_FOCUS_STRING_HANDLER(dwarfmode)
                 focus += "/Select/" + tag;
         }
         break;
-*/
 
     default:
         break;
     }
+*/
 }
 
 /* TODO: understand how this changes for v50
@@ -667,13 +667,14 @@ bool Gui::cursor_hotkey(df::viewscreen *top)
 
 bool Gui::workshop_job_hotkey(df::viewscreen *top)
 {
+    if (!dwarfmode_hotkey(top))
+        return false;
+
+/* TODO: understand how this changes for v50
     using namespace ui_sidebar_mode;
     using df::global::ui_workshop_in_add;
     using df::global::ui_workshop_job_cursor;
 
-    if (!dwarfmode_hotkey(top))
-        return false;
-
     switch (ui->main.mode) {
     case QueryBuilding:
         {
@@ -699,16 +700,18 @@ bool Gui::workshop_job_hotkey(df::viewscreen *top)
     default:
         return false;
     }
+*/ return false;
 }
 
 bool Gui::build_selector_hotkey(df::viewscreen *top)
 {
-    using namespace ui_sidebar_mode;
-    using df::global::ui_build_selector;
-
     if (!dwarfmode_hotkey(top))
         return false;
 
+/* TODO: understand how this changes for v50
+    using namespace ui_sidebar_mode;
+    using df::global::ui_build_selector;
+
     switch (ui->main.mode) {
     case Build:
         {
@@ -726,20 +729,23 @@ bool Gui::build_selector_hotkey(df::viewscreen *top)
     default:
         return false;
     }
+*/ return false;
 }
 
 bool Gui::view_unit_hotkey(df::viewscreen *top)
 {
-    using df::global::ui_selected_unit;
-
     if (!dwarfmode_hotkey(top))
         return false;
+/* TODO: understand how this changes for v50
+    using df::global::ui_selected_unit;
+
     if (ui->main.mode != ui_sidebar_mode::ViewUnits)
         return false;
     if (!ui_selected_unit) // allow missing
         return false;
 
     return vector_get(world->units.active, *ui_selected_unit) != NULL;
+*/ return false;
 }
 
 bool Gui::unit_inventory_hotkey(df::viewscreen *top)
@@ -826,6 +832,7 @@ df::job *Gui::getSelectedJob(color_ostream &out, bool quiet)
 
 df::unit *Gui::getAnyUnit(df::viewscreen *top)
 {
+/* TODO: understand how this changes for v50
     using namespace ui_sidebar_mode;
     using df::global::ui_look_cursor;
     using df::global::ui_look_list;
@@ -834,7 +841,6 @@ df::unit *Gui::getAnyUnit(df::viewscreen *top)
     using df::global::ui_building_assign_units;
     using df::global::ui_building_item_cursor;
 
-/* TODO: understand how this changes for v50
     if (VIRTUAL_CAST_VAR(screen, df::viewscreen_unitst, top))
     {
         return screen->unit;
@@ -1108,13 +1114,13 @@ df::unit *Gui::getSelectedUnit(color_ostream &out, bool quiet)
 
 df::item *Gui::getAnyItem(df::viewscreen *top)
 {
+/* TODO: understand how this changes for v50
     using namespace ui_sidebar_mode;
     using df::global::ui_look_cursor;
     using df::global::ui_look_list;
     using df::global::ui_unit_view_mode;
     using df::global::ui_building_item_cursor;
 
-/* TODO: understand how this changes for v50
     if (VIRTUAL_CAST_VAR(screen, df::viewscreen_textviewerst, top))
     {
         // return the main item if the parent screen is a viewscreen_itemst
@@ -1248,11 +1254,11 @@ df::item *Gui::getSelectedItem(color_ostream &out, bool quiet)
 
 df::building *Gui::getAnyBuilding(df::viewscreen *top)
 {
+/* TODO: understand how this changes for v50
     using namespace ui_sidebar_mode;
     using df::global::ui_look_list;
     using df::global::ui_look_cursor;
 
-/* TODO: understand how this changes for v50
     if (VIRTUAL_CAST_VAR(screen, df::viewscreen_buildinglistst, top))
         return vector_get(screen->buildings, screen->cursor);
 
@@ -1324,10 +1330,12 @@ df::plant *Gui::getAnyPlant(df::viewscreen *top)
         if (!cursor || !ui || !world)
             return nullptr;
 
+/* TODO: understand how this changes for v50
         if (ui->main.mode == ui_sidebar_mode::LookAround)
         {
             return Maps::getPlantAtTile(cursor->x, cursor->y, cursor->z);
         }
+*/
     }
 
     return nullptr;
@@ -1978,7 +1986,9 @@ void Gui::resetDwarfmodeView(bool pause)
     {
         ui->follow_unit = -1;
         ui->follow_item = -1;
+/* TODO: understand how this changes for v50
         ui->main.mode = ui_sidebar_mode::Default;
+*/
     }
 
     if (selection_rect)
diff --git a/library/modules/Items.cpp b/library/modules/Items.cpp
index 14c637dc8..ceb0224e8 100644
--- a/library/modules/Items.cpp
+++ b/library/modules/Items.cpp
@@ -922,11 +922,13 @@ static bool detachItem(MapExtras::MapCache &mc, df::item *item)
             case general_ref_type::UNIT_HOLDER:
                 if (auto unit = ref->getUnit())
                 {
+/* TODO: understand how this changes for v50
                     // Unit view sidebar holds inventory item pointers
                     if (ui->main.mode == ui_sidebar_mode::ViewUnits &&
                         (!ui_selected_unit ||
                          vector_get(world->units.active, *ui_selected_unit) == unit))
                         return false;
+*/
 
                     for (int i = unit->inventory.size()-1; i >= 0; i--)
                     {