diff --git a/fooocus_version.py b/fooocus_version.py
index 30796d26..090441a6 100644
--- a/fooocus_version.py
+++ b/fooocus_version.py
@@ -1 +1 @@
-version = '2.0.89'
+version = '2.0.90'
diff --git a/modules/async_worker.py b/modules/async_worker.py
index 83550e3b..2b3b17d7 100644
--- a/modules/async_worker.py
+++ b/modules/async_worker.py
@@ -8,6 +8,7 @@ outputs = []
 def worker():
     global buffer, outputs
 
+    import traceback
     import numpy as np
     import torch
     import time
@@ -46,8 +47,8 @@ def worker():
     def handler(task):
         execution_start_time = time.perf_counter()
 
-        prompt, negative_prompt, style_selections, performance_selction, \
-            aspect_ratios_selction, image_number, image_seed, sharpness, adm_scaler_positive, adm_scaler_negative, guidance_scale, adaptive_cfg, sampler_name, scheduler_name, \
+        prompt, negative_prompt, style_selections, performance_selection, \
+            aspect_ratios_selection, image_number, image_seed, sharpness, adm_scaler_positive, adm_scaler_negative, guidance_scale, adaptive_cfg, sampler_name, scheduler_name, \
             overwrite_step, overwrite_switch, overwrite_width, overwrite_height, overwrite_vary_strength, overwrite_upscale_strength, \
             base_model_name, refiner_model_name, \
             l1, w1, l2, w2, l3, w3, l4, w4, l5, w5, \
@@ -89,7 +90,7 @@ def worker():
         tiled = False
         inpaint_worker.current_task = None
 
-        if performance_selction == 'Speed':
+        if performance_selection == 'Speed':
             steps = 30
             switch = 20
         else:
@@ -104,7 +105,7 @@ def worker():
 
         pipeline.clear_all_caches()  # save memory
 
-        width, height = aspect_ratios[aspect_ratios_selction]
+        width, height = aspect_ratios[aspect_ratios_selection]
 
         if overwrite_width > 0:
             width = overwrite_width
@@ -400,7 +401,7 @@ def worker():
                         ('Negative Prompt', raw_negative_prompt),
                         ('Fooocus V2 Expansion', task['expansion']),
                         ('Styles', str(raw_style_selections)),
-                        ('Performance', performance_selction),
+                        ('Performance', performance_selection),
                         ('Resolution', str((width, height))),
                         ('Sharpness', sharpness),
                         ('Guidance Scale', guidance_scale),
@@ -433,7 +434,11 @@ def worker():
         time.sleep(0.01)
         if len(buffer) > 0:
             task = buffer.pop(0)
-            handler(task)
+            try:
+                handler(task)
+            except:
+                traceback.print_exc()
+                outputs.append(['results', []])
     pass
 
 
diff --git a/webui.py b/webui.py
index 57f36dfb..d6e7402f 100644
--- a/webui.py
+++ b/webui.py
@@ -112,8 +112,8 @@ with shared.gradio_root:
 
         with gr.Column(scale=0.5, visible=False) as right_col:
             with gr.Tab(label='Setting'):
-                performance_selction = gr.Radio(label='Performance', choices=['Speed', 'Quality'], value='Speed')
-                aspect_ratios_selction = gr.Radio(label='Aspect Ratios', choices=list(aspect_ratios.keys()),
+                performance_selection = gr.Radio(label='Performance', choices=['Speed', 'Quality'], value='Speed')
+                aspect_ratios_selection = gr.Radio(label='Aspect Ratios', choices=list(aspect_ratios.keys()),
                                                   value='1152×896', info='width × height')
                 image_number = gr.Slider(label='Image Number', minimum=1, maximum=32, step=1, value=2)
                 negative_prompt = gr.Textbox(label='Negative Prompt', show_label=True, placeholder="Type prompt here.",
@@ -211,7 +211,7 @@ with shared.gradio_root:
         advanced_checkbox.change(lambda x: gr.update(visible=x), advanced_checkbox, right_col, queue=False)
         ctrls = [
             prompt, negative_prompt, style_selections,
-            performance_selction, aspect_ratios_selction, image_number, image_seed, sharpness, adm_scaler_positive, adm_scaler_negative, guidance_scale, adaptive_cfg, sampler_name, scheduler_name
+            performance_selection, aspect_ratios_selection, image_number, image_seed, sharpness, adm_scaler_positive, adm_scaler_negative, guidance_scale, adaptive_cfg, sampler_name, scheduler_name
         ]
         ctrls += overwrite_ctrls
         ctrls += [base_model, refiner_model] + lora_ctrls