The error message below appears in a browser when running Strategy Web 9.x or above against an IIS web server:

500 - Internal server error. There is a problem with the resource you are looking for, and it cannot be displayed

Error: Can not log on locally to C:\Program Files (x86)\MicroStrategy\Web ASPx as user with virtual directory password
A possible cause is that the virtual directory is using bad Physical Path Credentials, e.g. if it is set to a specific user that no longer exist.
Re-enter the "Specific user" credential or set the path credentials to "Application user (pass-through authentication)" in IIS by right-clicking on the Strategy virtual directory > Manage Application > Advanced Settings, and editing the "Physical Path Credentials" field:

