import sys import traceback def print_error_explanation(message): lines = message.strip().split("\n") max_len = max([len(x) for x in lines]) print('=' * max_len, file=sys.stderr) for line in lines: print(line, file=sys.stderr) print('=' * max_len, file=sys.stderr) def display(e: Exception, task): print(f"{task or 'error'}: {type(e).__name__}", file=sys.stderr) print(traceback.format_exc(), file=sys.stderr) message = str(e) if "copying a param with shape torch.Size([640, 1024]) from checkpoint, the shape in current model is torch.Size([640, 768])" in message: print_error_explanation(""" The most likely cause of this is you are trying to load Stable Diffusion 2.0 model without specifying its connfig file. See https://github.com/AUTOMATIC1111/stable-diffusion-webui/wiki/Features#stable-diffusion-20 for how to solve this. """) def run(code, task): try: code() except Exception as e: display(task, e)