When targeting Internet Explorer, if a Target Not Found error or a Foxtrot RPA is unable to communicate with the web browser error is received.
Check to see if there are multiple tabs open in the browser. Foxtrot is not always able to identify what tab is the one it is supposed to target. If there are multiple tabs, close all except the one needed to run the botflow.
If multiple tabs are needed, consider opening Internet Explorer right before the action where the botflow needs to interact with the browser, then close the browser and when another page is needed, open the browser to the new page.
Sample script of above suggestion: