esp32c3 ota 错误（native-ota-example）

[flygmj920]

E (4498) esp-tls-mbedtls: mbedtls_ssl_handshake returned -0x7280
I (4498) esp-tls-mbedtls: Certificate verified.
E (4498) esp-tls: Failed to open new connection
E (4508) TRANSPORT_BASE: Failed to open a new connection
E (4508) HTTP_CLIENT: Connection failed, sock < 0
E (4518) native_ota_example: Failed to open HTTP connection: ESP_ERR_HTTP_CONNECT
E (4528) native_ota_example: Exiting task due to fatal error...

[ESP_YJM]

0x7280 表示对端断开了连接。请检查下 OTA 服务器是否正常。