disconnected after 30 seconds on ESP32 about blynk-library-python HOT 2 CLOSED

while True:
	blynk.run()
	pass

import network
import BlynkLib
import time
from mpython import *
wlan = network.WLAN(network.STA_IF)
wlan.active(True)
if not wlan.isconnected():
  print('connecting to network...')
  wlan.connect('Xxxxi_0432', 'xxxxxxxxxxx') 
  while not wlan.isconnected():
    pass
print('network config:', wlan.ifconfig())
BLYNK_AUTH = 'e8d3214523d148a1beacc8022af2273b'
# Initialize Blynk
blynk = BlynkLib.Blynk(BLYNK_AUTH)
while True:
	blynk.run()
	pass