Jenkins 2.263.1 Windows Azure Storage 1.1.5 Successfully added Azure Storage credentials using storage account name and primary access key (key1 in the Azure portal) 'Verify configuration' button (in the credentials entry form) returns "Validation successful" Using a freestyle job with the 'Upload Artifacts to Azure Storage' post-build task configured with just the container name and the list of artifacts to be uploaded Nothing gets uploaded, it appears to fail on the first file - a zip file.