SYMPTOM:
In Strategy Web 10.x, the option to browse a local image file in Visual Insight is not available for certain projects, as shown below:

Normally, it is displayed as below with browse option available:

CAUSE:
One of the cause is that option "In addition to URL based images, allow users to embed images within Dashboards and Documents." is not enabled in Web Preferences.
ACTION:
Login to Strategy Web as Administrator, navigate to Web Preferences--Project Defaults, enable following option: "In addition to URL based images, allow users to embed images within Dashboards and Documents."
