Bad request error while adding a lookup GUID field in CRM database using Web API

Question

I want to insert a new record in CRM\'s custom entity where one of the fields is of lookup type i.e. new_contactid and it is dependent on the contact

Answer 1

Basically the Navigation property will use the Schema Name (Camel casing) not the Logical name (pascal casing).

Please refer the comment in this blog post comments section & change appropriately:

Please follow the steps listed below :

Step 1 : Goto Cutomization  Developer Resource.

Step 2 : Click to “Download Odata Metadata” link and Download the same.

Step 3 : Once Download, open it and find out name of lookup attribute ( i.e. “new_qualifiedleadid”) and check its casing.

Step 4 : Verify it with the value which you are setting in the code it should be same.