管理页面修改任何选项点击保存都会出现500错误，请问有办法解决吗？

版本是16.5，部分错误堆栈如下：

OpenSSL::Cipher::CipherError ():

lib/gitlab/database/load_balancing/connection_proxy.rb:127:in public_send' lib/gitlab/database/load_balancing/connection_proxy.rb:127:inblock in write_using_load_balancer' lib/gitlab/database/load_balancing/load_balancer.rb:137:in block in read_write' lib/gitlab/database/load_balancing/load_balancer.rb:224:inretry_with_backoff' lib/gitlab/database/load_balancing/load_balancer.rb:126:in read_write' lib/gitlab/database/load_balancing/connection_proxy.rb:126:inwrite_using_load_balancer' lib/gitlab/database/load_balancing/connection_proxy.rb:78:in transaction' app/services/application_settings/update_service.rb:51:inupdate_settings' app/services/application_settings/update_service.rb:12:in execute' app/controllers/admin/application_settings_controller.rb:212:inperform_update' app/controllers/admin/application_settings_controller.rb:50:in block (2 levels) in <class:ApplicationSettingsController>' app/controllers/application_controller.rb:498:inset_current_admin' lib/gitlab/session.rb:11:in with_session' app/controllers/application_controller.rb:489:inset_session_storage'

OpenSSL::Cipher::CipherError ():

lib/gitlab/database/load_balancing/connection_proxy.rb:127:in public_send' lib/gitlab/database/load_balancing/connection_proxy.rb:127:inblock in write_using_load_balancer' lib/gitlab/database/load_balancing/load_balancer.rb:137:in block in read_write' lib/gitlab/database/load_balancing/load_balancer.rb:224:inretry_with_backoff' lib/gitlab/database/load_balancing/load_balancer.rb:126:in read_write' lib/gitlab/database/load_balancing/connection_proxy.rb:126:inwrite_using_load_balancer' lib/gitlab/database/load_balancing/connection_proxy.rb:78:in transaction' app/services/application_settings/update_service.rb:51:inupdate_settings' app/services/application_settings/update_service.rb:12:in execute' app/controllers/admin/application_settings_controller.rb:212:inperform_update' app/controllers/admin/application_settings_controller.rb:50:in block (2 levels) in <class:ApplicationSettingsController>' app/controllers/application_controller.rb:498:inset_current_admin' lib/gitlab/session.rb:11:in with_session' app/controllers/application_controller.rb:489:inset_session_storage'

请问是做了什么配置变更吗？
可以检查下 /etc/gitlab/gitlab-secrets.json 文件