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Perl Language Reference Manual
by Larry Wall and others
Paperback (6"x9"), 724 pages
ISBN 9781906966027
RRP £29.95 ($39.95)

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Invalid mro name: '%s'

(F) You tried to mro::set_mro("classname", "foo") or use mro 'foo', where foo is not a valid method resolution order (MRO). (Currently, the only valid ones are dfs and c3). See "Method Resolution Order" (mro) in the Perl Library Reference Manual (Volume 1).

ISBN 9781906966027Perl Language Reference ManualSee the print edition