Hello, I have setup my first app with 'private' and 'server only(no UI)' and tried to test sending a fax under sandbox env. The first request went out and put into queue, however when I try to retest the same request, it gave me an error. Please advise. Thanks.
==Error info
WWW-Authenticate: Bearer realm="RingCentral REST API", error="invalid_grant", error_description="Invalid resource owner credentials"
RCRequestId: bb6be21c-286b-11ea-9d35-005056bbcdd9
Pragma: no-cache
Cache-Control: no-store
AceRoutingKey: sjc11-c01-ace11.8e816ecd-0d3b-11ea-9962-005056bb6e9b
RoutingKey: SJC12P01
{
"error" : "invalid_grant",
"errors" : [ {
"errorCode" : "OAU-140",
"message" : "Invalid resource owner credentials"
} ],
"error_description" : "Invalid resource owner credentials"
}
== my setting
static String RINGCENTRAL_CLIENTID = "app cient id";
static String RINGCENTRAL_CLIENTSECRET = "app secret";
static String RINGCENTRAL_USERNAME = "sanbox number";
static String RINGCENTRAL_PASSWORD = "sandbox password";
static String RINGCENTRAL_EXTENSION = "101"; //from sandbox
public static final String SERVER = "https://platform.devtest.ringcentral.com";
