---
title: EL0001 Device_Absent/Abnormal
description: "Device not found or invalid."
url: https://www.hiascend.com/document/detail/zh/canncommercial/latest/maintenref/troubleshooting/atlaserrorcode_15_0264.html
sourcePath: /source/zh/canncommercial/900/maintenref/troubleshooting/atlaserrorcode_15_0264.html
indexId: 9adc022cc0f417377228053078e4edcb8c8e6d310858ff1f0dff64017458d30b84
---
# EL0001 Device_Absent/Abnormal

#### Symptom

Device not found or invalid.


#### Possible Cause

Device is not exist or abnormal.


#### Solution

Check the error messages in the log.