Help Center/ ModelArts/ Troubleshooting/ Training Jobs/ Permission Issues/ Error "stat:403 reason:Forbidden" Is Displayed in Logs When a Training Job Accesses OBS
Updated on 2025-06-06 GMT+08:00
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Error "stat:403 reason:Forbidden" Is Displayed in Logs When a Training Job Accesses OBS

Symptom

When a training job accesses OBS, an error occurs.

ERROR:root:Failed to call:
	func= <bound method ObsClient.getObjectMetadata of <moxing.framework.file.src.obs.client.ObsClient object at 0x7fddb4ad06d0>>
	args=('bucket-cv-competition-bj4', 'fangjiemin/output/')
	kwargs={}
ERROR:root:
	stat:403
	errorCode:None
	errorMessage:None
	reason:Forbidden
	request-id:00000179D5ACCAC445CAA1A71019C9D0
	retry:0

Possible Causes

The possible causes are as follows:

  • The OBS permission is incorrect. As a result, data cannot be read.

Solution

Verify that OBS permissions are correctly assigned. If the problem persists, troubleshoot by following the instructions provided in Why Can't I Access OBS (403 AccessDenied) After Being Granted with the OBS Access Permission?.

Summary and Suggestions

Before creating a training job, use the ModelArts development environment to debug your training code and minimize migration errors.
  • If an error occurred in OBS, identify the cause based on the error information, including the error code and message. For details about OBS error codes, see OBS Server-Side Error Codes.
Parent topic: Permission Issues