---
title: EZ9999 AclNN_Inner_Error
description: "The error information is not fixed. Check the error information according to the specific prompt."
url: https://www.hiascend.com/document/detail/zh/canncommercial/latest/maintenref/troubleshooting/atlaserrorcode_15_0313.html
sourcePath: /source/zh/canncommercial/900/maintenref/troubleshooting/atlaserrorcode_15_0313.html
indexId: 913c57f728fd678783e29422f160dfa294462decba831bf319e2e9a2938cd0bf84
---
# EZ9999 AclNN_Inner_Error

#### Symptom

The error information is not fixed. Check the error information according to the specific prompt.


#### Solution

1. Check whether the CANN package is correct.
2. Check whether the environment variable is correct.