From e9f4ba021567cb1b131dee233301e360b0097afa Mon Sep 17 00:00:00 2001
From: Vladimir Mandic <mandic00@live.com>
Date: Sat, 17 Jun 2023 20:41:49 -0400
Subject: [PATCH] guard against empty values

---
 modules/processing.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/modules/processing.py b/modules/processing.py
index 8735c90b0..3d276e290 100644
--- a/modules/processing.py
+++ b/modules/processing.py
@@ -820,6 +820,8 @@ class StableDiffusionProcessingTxt2Img(StableDiffusionProcessing):
         self.applied_old_hires_behavior_to = None
 
     def init(self, all_prompts, all_seeds, all_subseeds):
+        self.width = self.width or 512
+        self.height = self.height or 512
         if self.enable_hr:
             if opts.use_old_hires_fix_width_height and self.applied_old_hires_behavior_to != (self.width, self.height):
                 self.hr_resize_x = self.width