Error opening workbook.If Excel is installed,run the ‘Repair tool for Microsoft office interop’ from the tools tabon the home screen.
it is something related with the .net complements, i don’t have to much knowledge about it sorry 
@rakiram.krishna is this error coming when opening the workbook through UiPath
if that is the case install this packages and try it once
if the above one does not work then try the below one. Provide excel.exe path and click on generate plan
