unable to destory or edit a forked project

Summary

could not edit or remove project ,error 500 when destory project

Steps to reproduce

just remove one forked project

Example Project

none

What is the current bug behavior?

 ==> /var/log/gitlab/gitlab-rails/production.log <==
Started GET "/-/metrics" for 127.0.0.1 at 2019-04-10 02:46:18 +0000
Processing by MetricsController#index as HTML
Completed 200 OK in 109ms (Views: 0.5ms | ActiveRecord: 0.0ms)

==> /var/log/gitlab/gitlab-rails/production_json.log <==
{"method":"GET","path":"/-/metrics","format":"html","controller":"MetricsController","action":"index","status":200,"duration":116.36,"view":0.51,"db":0.0,"time":"2019-04-10T02:46:18.254Z","params":[],"remote_ip":null,"user_id":null,"username":null,"ua":null,"queue_duration":null,"correlation_id":"3d378dd9-ad62-45da-b027-04da00226b26"}

==> /var/log/gitlab/gitlab-rails/sidekiq_exporter.log <==
[2019-04-10 02:46:18] 127.0.0.1 - - [10/Apr/2019:02:46:18 UTC] "GET /metrics HTTP/1.1" 200 15057 "-" "Prometheus/2.6.1"

==> /var/log/gitlab/gitlab-rails/production.log <==
Started DELETE "/jsti/config" for 121.233.65.84 at 2019-04-10 02:46:21 +0000
Processing by ProjectsController#destroy as HTML
  Parameters: {"utf8"=>"✓", "authenticity_token"=>"[FILTERED]", "namespace_id"=>"jsti", "id"=>"config"}
Completed 500 Internal Server Error in 32ms (ActiveRecord: 3.4ms)
  
OpenSSL::Cipher::CipherError ():
  
lib/gitlab/crypto_helper.rb:27:in `aes256_gcm_decrypt'
app/models/concerns/token_authenticatable_strategies/encrypted.rb:45:in `get_token'
app/models/concerns/token_authenticatable_strategies/base.rb:27:in `ensure_token'
app/models/concerns/token_authenticatable_strategies/encrypted.rb:32:in `ensure_token'
app/models/concerns/token_authenticatable.rb:38:in `block in add_authentication_token_field'
app/services/projects/destroy_service.rb:13:in `async_execute'
lib/gitlab/metrics/instrumentation.rb:161:in `block in async_execute'
lib/gitlab/metrics/method_call.rb:36:in `measure'
lib/gitlab/metrics/instrumentation.rb:161:in `async_execute'
app/controllers/projects_controller.rb:146:in `destroy'
lib/gitlab/i18n.rb:55:in `with_locale'
lib/gitlab/i18n.rb:61:in `with_user_locale'
app/controllers/application_controller.rb:434:in `set_locale'
lib/gitlab/middleware/rails_queue_duration.rb:27:in `call'
lib/gitlab/metrics/rack_middleware.rb:17:in `block in call'
lib/gitlab/metrics/transaction.rb:55:in `run'
lib/gitlab/metrics/rack_middleware.rb:17:in `call'
lib/gitlab/middleware/multipart.rb:103:in `call'
lib/gitlab/request_profiler/middleware.rb:16:in `call'
lib/gitlab/middleware/go.rb:20:in `call'
lib/gitlab/etag_caching/middleware.rb:13:in `call'
lib/gitlab/middleware/correlation_id.rb:16:in `block in call'
lib/gitlab/correlation_id.rb:15:in `use_id'
lib/gitlab/middleware/correlation_id.rb:15:in `call'
lib/gitlab/middleware/read_only/controller.rb:40:in `call'
lib/gitlab/middleware/read_only.rb:18:in `call'
lib/gitlab/middleware/basic_health_check.rb:25:in `call'
lib/gitlab/request_context.rb:26:in `call'
lib/gitlab/metrics/requests_rack_middleware.rb:29:in `call'
lib/gitlab/middleware/release_env.rb:13:in `call'

==> /var/log/gitlab/gitlab-rails/production_json.log <==
{"method":"DELETE","path":"/jsti/config","format":"html","controller":"ProjectsController","action":"destroy","status":500,"error":"OpenSSL::Cipher::CipherError: ","duration":33.67,"view":0.0,"db":3.37,"time":"2019-04-10T02:46:21.801Z","params":[{"key":"utf8","value":"✓"},{"key":"_method","value":"delete"},{"key":"authenticity_token","value":"[FILTERED]"},{"key":"namespace_id","value":"jsti"},{"key":"id","value":"config"}],"remote_ip":"121.233.65.84","user_id":1,"username":"root","ua":"Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3683.86 Safari/537.36","queue_duration":2.92,"correlation_id":"57LNtfSuUK3"}

What is the expected correct behavior?

(What you should see instead)

Relevant logs and/or screenshots

(Paste any relevant logs - please use code blocks (```) to format console output, logs, and code as it's very hard to read otherwise.)

Output of checks

(If you are reporting a bug on GitLab.com, write: This bug happens on GitLab.com)

Results of GitLab environment info

System information
System:		
Current User:	git
Using RVM:	no
Ruby Version:	2.5.3p105
Gem Version:	2.7.6
Bundler Version:1.16.6
Rake Version:	12.3.2
Redis Version:	3.2.12
Git Version:	2.18.1
Sidekiq Version:5.2.5
Go Version:	unknown

GitLab information
Version:	11.9.4
Revision:	4733950
Directory:	/opt/gitlab/embedded/service/gitlab-rails
DB Adapter:	postgresql
URL:		http://gitlab.yemast.com
HTTP Clone URL:	http://gitlab.yemast.com/some-group/some-project.git
SSH Clone URL:	git@gitlab.yemast.com:some-group/some-project.git
Using LDAP:	no
Using Omniauth:	yes
Omniauth Providers: 

GitLab Shell
Version:	8.7.1
Repository storage paths:
- default: 	/data/gitlab/repositories
GitLab Shell path:		/opt/gitlab/embedded/service/gitlab-shell
Git:		/opt/gitlab/embedded/bin/git

Possible fixes

(If you can, link to the line of code that might be responsible for the problem)