dont crash on bad input

source/utils/misc.brs

@@ -193,6 +193,7 @@ function inferServerUrl(url as string) as string
     end for
     handled = 0
     timeout = CreateObject("roTimespan")
+    if hosts.count() > 0
         while timeout.totalseconds() < 15
             resp = wait(0, port)
             if type(resp) = "roUrlEvent"
@@ -212,6 +213,7 @@ function inferServerUrl(url as string) as string
             end if
         end while
         print "inferServerUrl in utils/misc.brs failed to find a server from the string " url " because it timed out."
+    end if
     return ""
 end function
 
@@ -225,6 +227,8 @@ function urlCandidates(input as string)
         ' a proto wasn't declared
         url = parseUrl("none://" + input)
     end if
+    ' if the proto is still invalid then the string is not valid
+    if url[1] = invalid then return []
     proto = url[1]
     host = url[2]
     port = url[3]