diff --git a/modules/control/unit.py b/modules/control/unit.py
index f07b70529..777b1532c 100644
--- a/modules/control/unit.py
+++ b/modules/control/unit.py
@@ -98,6 +98,8 @@ class Unit(): # mashup of gradio controls and mapping to actual implementation c
             self.adain_weight = c4
 
         def upload_image(image_file):
+            if image_file is None:
+                return gr.update(value=None)
             try:
                 self.process.override = Image.open(image_file.name)
                 self.override = self.process.override
diff --git a/modules/images.py b/modules/images.py
index 77a458623..d91f06b94 100644
--- a/modules/images.py
+++ b/modules/images.py
@@ -241,7 +241,7 @@ def resize_image(resize_mode, im, width, height, upscaler_name=None, output_type
 
     def resize(im, w, h):
         if upscaler_name is None or upscaler_name == "None" or im.mode == 'L':
-            return im.resize((w, h), resample=Image.Resampling.LANCZOS)
+            return im.resize((w, h), resample=Image.Resampling.LANCZOS) # force for mask
         scale = max(w / im.width, h / im.height)
         if scale > 1.0:
             upscalers = [x for x in shared.sd_upscalers if x.name == upscaler_name]
@@ -254,7 +254,7 @@ def resize_image(resize_mode, im, width, height, upscaler_name=None, output_type
                     im = latent(im, w, h, upscaler)
                 else:
                     shared.log.warning(f"Resize upscaler: invalid={upscaler_name} fallback={upscaler.name}")
-        if im.width != w or im.height != h:
+        if im.width != w or im.height != h: # probably downsample after upscaler created larger image
             im = im.resize((w, h), resample=Image.Resampling.LANCZOS)
         return im
 
diff --git a/modules/masking.py b/modules/masking.py
index 964f61c8f..a2c183ede 100644
--- a/modules/masking.py
+++ b/modules/masking.py
@@ -54,7 +54,7 @@ def get_crop_region(mask, pad=0):
         int(min(x2, w)),
         int(min(y2, h)),
     )
-    debug(f'Mask crop: mask={mask.shape} region={crop_region} pad={pad}')
+    debug(f'Mask crop: mask={w, h} region={crop_region} pad={pad}')
     return crop_region
 
 
@@ -99,7 +99,7 @@ def expand_crop_region(crop_region, processing_width, processing_height, image_w
         int(x2),
         int(y2),
     )
-    debug(f'Mask expand: region={crop_expand} processing={processing_width}x{processing_height} image={image_width}x{image_height}')
+    debug(f'Mask expand: image={image_width, image_height} processing={processing_width, processing_height} region={crop_expand}')
     return crop_expand
 
 
diff --git a/modules/processing_class.py b/modules/processing_class.py
index ee9d044e8..5cfb50cb2 100644
--- a/modules/processing_class.py
+++ b/modules/processing_class.py
@@ -361,10 +361,10 @@ class StableDiffusionProcessingImg2Img(StableDiffusionProcessing):
                 crop_region = masking.expand_crop_region(crop_region, self.width, self.height, mask.width, mask.height)
                 x1, y1, x2, y2 = crop_region
                 crop_mask = mask.crop(crop_region)
-                self.image_mask = images.resize_image(2, crop_mask, self.width, self.height)
+                self.image_mask = images.resize_image(resize_mode=2, im=crop_mask, width=self.width, height=self.height)
                 self.paste_to = (x1, y1, x2-x1, y2-y1)
             else: # full image inpaint
-                self.image_mask = images.resize_image(self.resize_mode, self.image_mask, self.width, self.height)
+                self.image_mask = images.resize_image(resize_mode=self.resize_mode, im=self.image_mask, width=self.width, height=self.height)
                 np_mask = np.array(self.image_mask)
                 np_mask = np.clip((np_mask.astype(np.float32)) * 2, 0, 255).astype(np.uint8)
                 self.mask_for_overlay = Image.fromarray(np_mask)
diff --git a/modules/scripts.py b/modules/scripts.py
index ce6d44a6c..9d82c8efe 100644
--- a/modules/scripts.py
+++ b/modules/scripts.py
@@ -440,6 +440,8 @@ class ScriptRunner:
                 script.group = group
 
         def select_script(script_index):
+            if script_index is None:
+                return [gr.update(visible=False) for script in self.selectable_scripts]
             selected_script = self.selectable_scripts[script_index - 1] if script_index > 0 else None
             return [gr.update(visible=selected_script == s) for s in self.selectable_scripts]
 
diff --git a/modules/ui_control_helpers.py b/modules/ui_control_helpers.py
index 507fab614..416607913 100644
--- a/modules/ui_control_helpers.py
+++ b/modules/ui_control_helpers.py
@@ -67,6 +67,7 @@ def interrogate_booru():
 
 
 def display_units(num_units):
+    num_units = num_units or 1
     return (num_units * [gr.update(visible=True)]) + ((max_units - num_units) * [gr.update(visible=False)])
 
 
diff --git a/scripts/ipadapter.py b/scripts/ipadapter.py
index ebe273654..5447eefd0 100644
--- a/scripts/ipadapter.py
+++ b/scripts/ipadapter.py
@@ -36,6 +36,7 @@ class Script(scripts.Script):
         return init_images
 
     def display_units(self, num_units):
+        num_units = num_units or 1
         return (num_units * [gr.update(visible=True)]) + ((MAX_ADAPTERS - num_units) * [gr.update(visible=False)])
 
     def ui(self, _is_img2img):