Article - CS340708
Error "Unable to fetch Access Token" is returned when trying to list published solutions for Solution Central in ThingWorx
Modified: 28-Nov-2023
Applies To
- ThingWorx Platform 8.5 to 9.3
- ThingWorx Solution Central 8.5
Description
- When selecting Manage > Solutions in ThingWorx Composer, errors are received:
REST service failure
Unable to execute ListSolutions on SolutionCentralSubsystem : Unable to fetch Access Token, check logs for details
Unable to execute ListSolutions on SolutionCentralSubsystem : Unable to fetch Access Token, check logs for details
- \ThingworxStorage\logs\ApplicationLog.log shows error:
Unable to fetch Access Token - Reason : com.microsoft.aad.adal4j.AuthenticationException: {"error_description":"AADSTS700027: Client assertion contains an invalid signature. [Reason - The key was not found., Thumbprint of key used by client: '<thumbprint>', Please visit the Azure Portal, Graph Explorer or directly use MS Graph to see configured keys for app Id '<Device_ID>'. Review the documentation at https:\/\/docs.microsoft.com\/en-us\/graph\/deployments to determine the corresponding service endpoint and https:\/\/docs.microsoft.com\/en-us\/graph\/api\/application-get?view=graph-rest-1.0&tabs=http to build a query request URL, such as 'https:\/\/graph.microsoft.com\/beta\/applications\/<Device_ID>']\r\nTrace ID: 2b2fe9fa-08e7-4997-a924-755775b21f00\r\nCorrelation ID: 55562903-7cb2-4ced-ac39-01e71c7045d0\r\nTimestamp: 2021-02-19 16:34:46Z","error":"invalid_client","error_uri":"https:\/\/login.microsoftonline.com\/error?code=700027"}
- Attempts to re-register instance results in error:
Unable to execute service RegisterOrUpdateInstance on SolutionCentralSubsystem : Unable to fetch Access Token, check logs for details
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