AssertionError: Nesting violated for default stack of <class 'tensorflow.python.framework.ops.Graph'> objects

I used flask, and then called the interface. No error was reported the first time, but this error will definitely be reported the second time I called it.

Exception ignored in:
Traceback (most recent call last):
File "C:\Users\admin123\PycharmProjects\sd_flask\.venv\lib\site-packages\tensorflow_estimator\python\estimator\estimator.py", line 618, in predict
with tf.Graph().as_default() as g:
File "C:\Users\admin123\AppData\Local\Programs\Python\Python310\lib\contextlib.py", line 153, in __exit__
self.gen.throw(typ, value, traceback)
File "C:\Users\admin123\PycharmProjects\sd_flask\.venv\lib\site-packages\tensorflow\python\framework\ops.py", line 5821, in get_controller
with super(_DefaultGraphStack,
File "C:\Users\admin123\AppData\Local\Programs\Python\Python310\lib\contextlib.py", line 153, in __exit__
self.gen.throw(typ, value, traceback)
File "C:\Users\admin123\PycharmProjects\sd_flask\.venv\lib\site-packages\tensorflow\python\framework\ops.py", line 5633, in get_controller
raise AssertionError(
AssertionError: Nesting violated for default stack of objects