I finally got it to work, but no idea what did it. I kept deleting and recreating the rule, putting the code in a new module, renaming the sub, etc. Thanks for your help.
Other macros work, even macros called from a rule. My macro security settings are set to minimal security. I removed all conditions on the rule so that it would apply to every new message and I still received the error. I can't think of any way to make this more basic! I changed the rule to run...
I keep running into the following error message whenever I try running an Outlook rule that runs a script when triggered by particular words in the subject line:
The script "" doesn't exist or is invalid.
I am able to select my macro during the rule creation stage, and have successfully run...