For you big AdWords API users, you should know there that on the 19th, Google is pushing out a data refresh for the Sandbox and that there are continued Sandbox issues and bugs.
- Sandbox Database Refresh is to take place this Friday, December 19th. Jeff Posnick from the AdWords API Team said, "the normal monthly Sandbox database refresh is planned for this Friday, December 19." He added that you should expect "brief downtime" followed by "campaign and account data will be cleared out."
- Sandbox Accessibility Issues are still occurring. Jeff explained Google released a patch to the "account login code" on December 16th. He hopes this fixes the issues people have been noticing. So far, there are no confirmed reports that the patch has fixed the issue.
Forum discussion at Google Groups.