No
$ perl -we " URI::Escape::escape_char() "
Undefined subroutine &URI::Escape::escape_char called at -e line 1.
$ perl -we " use URI::Escape; URI::Escape::escape_char(1) "
Since you get that from URI/_query.pm it must mean your URI installation is incomplete/broken -- install latest is solution
:) Oh, and see Yes, even you can use CPAN Top 11 (GOOD) reasons not to use someone else's Modules, Top Seven (Bad) Reasons Not To Use Modules
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