User 'null' does not have permission to view the page.
Troubleshooting / Common Issues
Any errors while uploading are displayed in the error label on the upload page
If the app is not displayed on the download page, then ensure that the user is a part of the allowed groups, rather than the denied groups, and that the app is enabled
Maximum request length exceeded: This error is seen when the file being uploaded is larger than what is specified in kilobytes by the maxRequestLength property of the web.config on SecureAuth0 (since this is the realm on which the Web Admin runs)
To resolve the issue, add/increase the value for this property as follows (this example sets the limit to 1GB, while the default size is 4096 KB (4 MB)):