Same here as AJ Plaze...
possibly relevant info from the console (checksum mismatch):
[16:11:39] [INFO] DownloadUtils.isValid:302: Local: F1F12FCFA08C6D5F9433A50B8C922718
[16:11:39] [INFO] DownloadUtils.isValid:303: Remote: 3035A6016F4E2066C6B6B9599882D26A