http://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=14036 Bug ID: 14036 Summary: "Date::Calc::Add_Delta_YM(): not a valid date" error when accessing subscription detail Change sponsored?: --- Product: Koha Version: 3.18 Hardware: All OS: All Status: NEW Severity: major Priority: P5 - low Component: Serials Assignee: koha-bugs@lists.koha-community.org Reporter: rolando.isidoro@gmail.com QA Contact: testopia@bugs.koha-community.org CC: colin.campbell@ptfs-europe.com When accessing the subscription detail page for a serial with unknown "Planned date" and/or "Published date" the following error occurs: subscription-detail.pl: Date::Calc::PP::Add_Delta_YM(): Date::Calc::Add_Delta_YM(): not a valid date at /usr/share/koha/lib/C4/Serials.pm line 2607 at /usr/share/perl/5.14/CGI/Carp.pm line 379 CGI::Carp::realdie('[Tue Apr 21 14:43:06 2015] subscription-detail.pl: Date::Calc...') called at /usr/share/perl/5.14/CGI/Carp.pm line 475 CGI::Carp::die('Date::Calc::PP::Add_Delta_YM(): Date::Calc::Add_Delta_YM(): n...') called at /usr/share/perl5/Carp/Clan.pm line 225 Carp::Clan::__ANON__('Date::Calc::Add_Delta_YM(): not a valid date') called at /usr/share/perl5/Date/Calc/PP.pm line 408 Date::Calc::PP::DATECALC_DATE_ERROR('Add_Delta_YM') called at /usr/share/perl5/Date/Calc/PP.pm line 817 Date::Calc::PP::Add_Delta_YM(0000, 00, 00, 0, 1) called at /usr/share/koha/lib/C4/Serials.pm line 2607 C4::Serials::GetNextDate('HASH(0x6244de0)', '0000-00-00') called at /usr/share/koha/lib/C4/Serials.pm line 2382 C4::Serials::abouttoexpire(525) called at /usr/share/koha/intranet/cgi-bin/serials/subscription-detail.pl line 104 -- You are receiving this mail because: You are the assignee for the bug. You are watching all bug changes.