---
title: EI0010 Communication_Error_P2P
description: "P2P communication failed. Reason: %s"
url: https://www.hiascend.com/document/detail/zh/canncommercial/latest/maintenref/troubleshooting/atlaserrorcode_15_0250.html
sourcePath: /source/zh/canncommercial/900/maintenref/troubleshooting/atlaserrorcode_15_0250.html
indexId: 94fc26a1eb85c7341d6d5094f4afb747f8b4258c83293e9d74d7ad6149f12cd184
---
# EI0010 Communication_Error_P2P

#### Symptom

P2P communication failed. Reason: %s


#### Solution

Ensure that the NPU card is normal and entering environment variables 'export HCCL_INTRA_ROCE_ENABLE=1'.