手机端判断图像是否存在的if函数经常出错，如图所示，不能像其他命令一样可以设置成出错后可以忽略吗？

The input is not a valid Base-64 string as it contains a non-base 64 character, more than two padding characters, or an illegal character among the padding characters.

Traceback (most recent call last):

 File "D:\zkl\影刀\shadowbot-5.16.50\python\lib\runpy.py", line 193, in _run_module_as_main

   "__main__", mod_spec)

 File "D:\zkl\影刀\shadowbot-5.16.50\python\lib\runpy.py", line 85, in _run_code

   exec(code, run_globals)

 File "D:\zkl\影刀\shadowbot-5.16.50\python\lib\site-packages\xbot_interpreter.py", line 113, in <module>

   main()

 File "D:\zkl\影刀\shadowbot-5.16.50\python\lib\site-packages\xbot_interpreter.py", line 59, in main

   mod.main(args)

 File "C:\Users\Administrator\AppData\Local\ShadowBot\users\5970178a-69d7-4919-a3c4-c9654fbdcfb8\apps\a24ed92f-828f-473c-a1f0-aae9a9f95f88\xbot_robot\main.py", line 111, in main

   if xbot_visual.mobile.element.exist_images(session=手机句柄, exist_mode="notexist", template_images=[package.image_selector("玩儿"),package.image_selector("电饭锅")], is_find_all_images=True, _block=("main", 46, "IF 图像存在(手机)")):

 File "<string>", line 92, in wrapper

 File "<string>", line 87, in wrapper

 File "<string>", line 202, in exist_images

 File "<string>", line 325, in exist_images

 File "<string>", line 590, in _invoke

 File "<string>", line 88, in execute

xbot.errors.UIAError: Message:The input is not a valid Base-64 string as it contains a non-base 64 character, more than two padding characters, or an illegal character among the padding characters.

Code:-1