---
title: EM9001 Inner_Error_Group_Attach_Failed
description: "Failed to attach the queue_schedule process to the shared memory group."
url: https://www.hiascend.com/document/detail/zh/canncommercial/latest/maintenref/troubleshooting/atlaserrorcode_15_0280.html
sourcePath: /source/zh/canncommercial/900/maintenref/troubleshooting/atlaserrorcode_15_0280.html
indexId: 228422cf86599bd4c38adb87671d8c372950453c6bf86c1c57c61fd50ed02c7284
---
# EM9001 Inner_Error_Group_Attach_Failed

#### Symptom

Failed to attach the queue_schedule process to the shared memory group.


#### Possible Cause

The queue_schedule process is not added to the shared memory group.


#### Solution

Obtain the device log and contact technical support at https://www.hiascend.com/support.