Unable to update the Knowledge in QnA maker - azure

Question

Unable to update the Knowledge in QnA maker whereas i am able to add the data to my Knowledge Base.Below is my update related REQUEST object
references: https://github.com/Azure-Samples/cognitive-services-qnamaker-java/blob/master/update-knowledge-base.java
{
"update": {
"qnaList": [
{
"id": 0,
"answer": "[92 Newcastle Court Roanoke, VA 24012](https://www.google.com/)",
"questions": [
"Where is Virginia located",
"What is the address of Roanoke",
"Roanoke address",
"Roanoke location"
],
"metadata": [
{
"name": "fragmenttype",
"value": "location"
},
{
"name": "locationname",
"value": "Roanoke"
},
{
"name": "type",
"value": "locationinfo"
}
]
},
{
"id": 1,
"answer": "[880 Oakwood St.Billerica, MA 01821](https://www.google.com/)",
"questions": [
"Where is Billerica located",
"What is the address of Billerica",
"Billerica address",
"Billerica location"
],
"metadata": [
{
"name": "fragmenttype",
"value": "location"
},
{
"name": "locationname",
"value": "Billerica"
},
{
"name": "type",
"value": "locationinfo"
}
]
}
]
}
}
and error response is:
{
"error": {
"code": 12,
"message": "Parameter is null",
"target": null,
"details": null,
"innerError": null
}
}

Answer 1

Your API call should be as below format.
More information can be found here
"update": {
"name": "QnA Maker FAQ Prompts Bot",
"qnaList": [
{
"id": 2,
"answer": "You can use our REST apis to create a KB. See here for details: https://learn.microsoft.com/en-us/rest/api/cognitiveservices/qnamaker/knowledgebase/create",
"source": "Custom Editorial",
"questions": {
"add": [],
"delete": []
},
"metadata": {
"add": [],
"delete": []
}
}
]
}