All error conditions
317 can't open cache file [chkcache]
28 http error
2821 no match for selector
29 search string is empty!
21 search term regular expression error
3324 sorry, access denied or file does not exist.
1 syntax error [arg] in selector
2 syntax error [no '/' in relpath] in selector
16 syntax error [no '/'] in selector [pselect]
