为什么指令运行会时好时坏 ？

为什么指令设置完毕之后，有时候正常，有时候就会出错呢 ？？？明明什么都没有修改，奇怪啊啊啊啊 ！

比如（点击元素）的报错提示（）：

Traceback (most recent call last):

 File "/Applications/影刀.app/Contents/Resources/app/node_modules/xbot-engine/lib/lib/python3.7/runpy.py", line 193, in _run_module_as_main

   "__main__", mod_spec)

 File "/Applications/影刀.app/Contents/Resources/app/node_modules/xbot-engine/lib/lib/python3.7/runpy.py", line 85, in _run_code

   exec(code, run_globals)

 File "/Applications/影刀.app/Contents/Resources/app/node_modules/xbot-engine/lib/lib/python3.7/site-packages/xbot_interpreter.py", line 97, in <module>

   main()

 File "/Applications/影刀.app/Contents/Resources/app/node_modules/xbot-engine/lib/lib/python3.7/site-packages/xbot_interpreter.py", line 57, in main

   try:

 File "/Users/didi/Library/Application Support/Shadowbot/users/646298417055543300/apps/dc15c8f0-1189-4439-93f5-78bf94f0a211/xbot_robot/main.py", line 12, in main

   xbot_visual.web.element.click(browser=紫金保司投保主页web_page, element=package.selector("机动车保险"), simulate=True, move_mouse=False, clicks="click", button="left", keys="null", delay_after="1", anchor_type="center", sudoku_part="MiddleCenter", offset_x="0", offset_y="0", timeout="20", _block=("main", 3, "点击元素(web)"))

 File "<string>", line 89, in wrapper

 File "<string>", line 84, in wrapper

 File "<string>", line 40, in click

 File "<string>", line 892, in _element

 File "<string>", line 540, in find

xbot.errors.UIAError: Message:未找到元素, 元素名: 机动车保险

Code:101