Waze Service Status
The web page Waze Status provides the most current updates from the Waze development team on the status of the North America and International servers. Check this link above if you find any issues or problems with your points being updated, map edits not yet appearing, the client application not operating as expected, etc. to see if there are already known reasons for the issue.
Also check the Known issues page for other already reported and pending issues in the client application and web site map editor.