Troubleshooting: API & tokens
API errors, authentication failures and access tokens.
- "The underlying connection was closed: Unexpected error during transmission" error
- Why am I getting a 'TLS handshake timeout' error when calling the Pushwoosh API?
- Why am I getting an 'Unknown Devices' error with the createMessage API, and are parameters case-sensitive?
- Why am I getting a "401 Unauthorized" error, and why are no devices registering in my app?
- Why is `Notification.userdata` an unparsable Object in my OutSystems app, and how can I fix it?
- Why does the API return an 'UnknownUsers' error when I send a push using a User ID?
- I'm getting a 'Please select at least one platform' error when using the `/createMessage` API. How can I fix this?
- Why am I getting a '401 Unauthorized' error when my Cordova app tries to register a device with Pushwoosh?
- Why do I get an "Access denied or application not found" (status_code 210) error when using the /createMessage API?
- Safeguard against duplicated messages in case of network problems