Не работает код и я ничего не понимаю(

import sys
from math import *
from PyQt5 import uic
from PyQt5.QtWidgets import QApplication, QWidget, QMainWindow, QLineEdit
from random import choice
 
 
class MyWidget(QMainWindow):
    def __init__(self):
        super().__init__()
        uic.loadUi('u1i.ui', self)
        self.pushButton.clicked.connect(self.run)
 
    def run(self):
        if self.lineEdit != '':
            self.graphicsView.clear()
            txt = self.lineEdit.text()
            self.graphicsView.plot([i for i in range(10)], [eval(txt) for x in range(10)], pen=choice(['r', 'g', 'b']))
 
app = QApplication(sys.argv)
ex = MyWidget()
ex.show()
sys.exit(app.exec_())

Traceback (most recent call last):
  File "C:\pppyy\Lib\site-packages\numpy\__init__.py", line 296, in _win_os_check
    linalg.eig(a)
  File "<__array_function__ internals>", line 5, in eig
  File "C:\pppyy\Lib\site-packages\numpy\linalg\linalg.py", line 1324, in eig
    w, vt = _umath_linalg.eig(a, signature=signature, extobj=extobj)
  File "C:\pppyy\Lib\site-packages\numpy\linalg\linalg.py", line 94, in _raise_linalgerror_eigenvalues_nonconvergence
    raise LinAlgError("Eigenvalues did not converge")
numpy.linalg.LinAlgError: Eigenvalues did not converge
 
During handling of the above exception, another exception occurred:
 
Traceback (most recent call last):
  File "C:/Users/Матвей/PycharmProjects/rabotaet/mrak.py", line 21, in <module>
    ex = MyWidget()
  File "C:/Users/Матвей/PycharmProjects/rabotaet/mrak.py", line 11, in <module>
    uic.loadUi('u1i.ui', self)
  File "C:\pppyy\Lib\site-packages\PyQt5\uic\__init__.py", line 238, in loadUi
    return DynamicUILoader(package).loadUi(uifile, baseinstance, resource_suffix)
  File "C:\pppyy\Lib\site-packages\PyQt5\uic\Loader\loader.py", line 66, in loadUi
    return self.parse(filename, resource_suffix)
  File "C:\pppyy\Lib\site-packages\PyQt5\uic\uiparser.py", line 1037, in parse
    actor(elem)
  File "C:\pppyy\Lib\site-packages\PyQt5\uic\uiparser.py", line 828, in createUserInterface
    self.traverseWidgetTree(elem)
  File "C:\pppyy\Lib\site-packages\PyQt5\uic\uiparser.py", line 806, in traverseWidgetTree
    handler(self, child)
  File "C:\pppyy\Lib\site-packages\PyQt5\uic\uiparser.py", line 264, in createWidget
    self.stack.push(self.setupObject(widget_class, parent, elem))
  File "C:\pppyy\Lib\site-packages\PyQt5\uic\uiparser.py", line 228, in setupObject
    obj = self.factory.createQObject(clsname, name, args, is_attribute)
  File "C:\pppyy\Lib\site-packages\PyQt5\uic\objcreator.py", line 100, in createQObject
    factory = self.findQObjectType(classname)
  File "C:\pppyy\Lib\site-packages\PyQt5\uic\objcreator.py", line 125, in findQObjectType
    w = module.search(classname)
  File "C:\pppyy\Lib\site-packages\PyQt5\uic\Loader\qobjectcreator.py", line 113, in search
    module = __import__(mname, {}, {}, (cls,))
  File "C:\pppyy\Lib\site-packages\pyqtgraph\__init__.py", line 19, in <module>
    import numpy  ## pyqtgraph requires numpy
  File "C:\pppyy\Lib\site-packages\numpy\__init__.py", line 305, in <module>
    _win_os_check()
  File "C:\pppyy\Lib\site-packages\numpy\__init__.py", line 302, in _win_os_check
    raise RuntimeError(msg.format(__file__)) from None
builtins.RuntimeError: The current Numpy installation ('C:\\pppyy\\lib\\site-packages\\numpy\\__init__.py') fails to pass a sanity check due to a bug in the windows runtime. See this issue for more information: https://tinyurl.com/y3dm3h86