Troubleshooting of Azure Cognitive Services API

From LemonWiki共筆
Jump to navigation Jump to search

電腦視覺 | Microsoft Azure

How to fix the error: invalid subscription key or wrong API endpoint[edit]

Error message 

{"error":{"code":"401","message":"Access denied due to invalid subscription key or wrong API endpoint. Make sure to provide a valid key for an active subscription and use a correct regional API endpoint for your resource."}}

Solution:

  • Verify the API endpoint URL
  • Verify the subscription key and add it to the request header

Example command edited from the API document[1] 

curl -v -X POST "<API endpoint>" -H "Content-Type: application/json" -H "Ocp-Apim-Subscription-Key: <subscription key>" --data-ascii "{\"url\":\"<image URL>\"}"

curl -v -X POST "https://westcentralus.api.cognitive.microsoft.com/vision/v3.2/read/analyze" -H "Content-Type: application/json" -H "Ocp-Apim-Subscription-Key: <subscription key>" --data-ascii "{\"url\":\"https://upload.wikimedia.org/wikipedia/commons/thumb/a/af/Atomist_quote_from_Democritus.png/338px-Atomist_quote_from_Democritus.png\"}"

How to fix the error: Failed to download image from input URL[edit]

Error message 

{"error":{"code":"FailedToDownloadImage","message":"Failed to download image from input URL."}}

Solution:

  • Check the form data submitted
  • Check the image URL

How to fix the error: Unsupported media type[edit]

Error message 

{"error":{"code":"BadArgument","message":"Unsupported media type."}}

Solution: Add this item to request header 

Content-Type: application/json

Related pages[edit]

References[edit]

  1. ↑ 快速入門：光學字元辨識 (OCR) 用戶端程式庫或 REST API - Azure Cognitive Services | Microsoft Docs


Troubleshooting of ...

Template

Retrieved from "https://wiki.planetoid.info/index.php?title=Troubleshooting_of_Azure_Cognitive_Services_API&oldid=22847"