Secret Sharing error (Shamir)
[2018-10-31 09:17:41] - ERROR - 0 ::
Notice: Undefined index: 31.0000000000
#0 /var/www/q_password/packages/sequry/core/lib/tq/shamir/src/Algorithm/Shamir.php(392): exception_error_handler(8, 'Undefined index...', '/var/www/q_pass...', 392, Array)
#1 /var/www/q_password/packages/sequry/core/lib/tq/shamir/src/Algorithm/Shamir.php(442): TQ\Shamir\Algorithm\Shamir::convBase('256', '0123456789', '0123456789abcde...')
#2 /var/www/q_password/packages/sequry/core/lib/tq/shamir/src/Algorithm/Shamir.php(501): TQ\Shamir\Algorithm\Shamir->maxKeyLength(1)
#3 /var/www/q_password/packages/sequry/core/lib/tq/shamir/src/Secret.php(119): TQ\Shamir\Algorithm\Shamir->share('v*\xFF:\r\x0Ff\xCD\x97;$\xD0\x1AT`...', '1', '1')
#4 /var/www/q_password/packages/sequry/core/src/Sequry/Core/Security/Modules/SecretSharing/Shamir.php(28): TQ\Shamir\Secret::share('v*\xFF:\r\x0Ff\xCD\x97;$\xD0\x1AT`...', '1', '1')
#5 /var/www/q_password/packages/sequry/core/src/Sequry/Core/Security/SecretSharing.php(31): Sequry\Core\Security\Modules\SecretSharing\Shamir::splitSecret(Object(Sequry\Core\Security\HiddenString), '1', '1')
#6 /var/www/q_password/packages/sequry/core/src/Sequry/Core/Security/Handler/Passwords.php(289): Sequry\Core\Security\SecretSharing::splitSecret(Object(Sequry\Core\Security\HiddenString), '1', '1')
#7 /var/www/q_password/packages/sequry/core/ajax/passwords/create.php(17): Sequry\Core\Security\Handler\Passwords::createPassword(Array)
#8 [internal function]: package_sequry_core_ajax_passwords_create(Array)
#9 /var/www/q_password/packages/quiqqer/quiqqer/lib/QUI/Ajax.php(351): call_user_func_array('package_sequry_...', Array)
#10 /var/www/q_password/packages/quiqqer/quiqqer/lib/QUI/Ajax.php(207): QUI\Ajax->callRequestFunction('package_sequry_...')
#11 /var/www/q_password/packages/quiqqer/quiqqer/lib/ajax.php(101): QUI\Ajax->call()
#12 /var/www/q_password/packages/quiqqer/quiqqer/admin/ajax.php(21): require('/var/www/q_pass...')
Seems to be at random and quite rare.