Microsoft Access: The SQL statement could not be executed - ambiguous outer joins
This short screencast explains why a query fails due to the error message "The SQL statement could not be executed because it contains ambiguous outer joins" as well as how to resolve the problem.
See all of Professor Lisa Friedrichsen's YouTubes for Access, database, HTML, CSS, and JavaScript organized at: learncs.w3spaces.com
Thanks, Lisa Friedrichsen