[Koha] Fwd: Library OPAC self Registration _Software Error during email verification.

Following Error is coming while clicking on the link provided for OPAC Self registration Verify Email Software error: DBIx::Class::Storage::DBI::_dbh_execute(): Cannot add or update a child row: a foreign key constraint fails (`koha_library`.`borrowers`, CONSTRAINT `borrowers_ibfk_2` FOREIGN KEY (`branchcode`) REFERENCES `branches` (`branchcode`)) at /usr/share/koha/lib/C4/Members.pm line 772 For help, please send mail to the webmaster ([no address given]), giving this error message and the time and date of the error.