script/start_install.scpt in rebuild-0.0.4.pre10 vs script/start_install.scpt in rebuild-0.0.4.pre11

@@ -14,10 +14,10 @@
 " & uiScript & "
 end tell"
       exit repeat
     on error errorMessage
       if ((current date) > endDate) then
-        error "Can not " & uiScript
+        error errorMessage & "; Can not " & uiScript
       end if
     end try
   end repeat
 end doWithTimeout