The Paypal address is optional for Client and Reseller settings.

Till Brehm

2016-01-29 ab0d78da3371c569cd7ca0832339bd5de8ad3544

1
ALTER TABLE  `sys_session` CHANGE  `session_id`  `session_id` VARCHAR( 64 ) CHARACTER SET latin1 COLLATE latin1_swedish_ci NOT NULL;