# Icinga2 dashing dashboard failed to start after complete installation

**URL:** <https://community.icinga.com/t/icinga2-dashing-dashboard-failed-to-start-after-complete-installation/11975>\
**Category:** Icinga Web\
**Tags:** dashing\
**Created:** [May 15, 2023, 11:13am UTC](https://community.icinga.com/t/icinga2-dashing-dashboard-failed-to-start-after-complete-installation/11975 "2023-05-15T11:13:40Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Sajid021](https://community.icinga.com/letter_avatar_proxy/v4/letter/s/f4b2a3/32.png) [@Sajid021](https://community.icinga.com/u/Sajid021)\
**Post date:** [May 15, 2023, 11:13am UTC](https://community.icinga.com/t/icinga2-dashing-dashboard-failed-to-start-after-complete-installation/11975/1 "2023-05-15T11:13:40Z")

</div>

hey all members hope you are well. i have done complete installation of dashing with proper steps but i am getting errors while starting dashing. please help me to resolve the issue.

OS: ubuntu 20.04

root@icinganew:/usr/share/dashing-icinga2# /usr/local/bin/dashing start -p 8005 --pid tmp/pids/thin.pid  
First trying to read environment variables  
Environment variables not found, falling back to configuration file config/icinga2.json  
Detecting local config file ‘/usr/share/dashing-icinga2/config/icinga2.local.json’.  
Using config file ‘/usr/share/dashing-icinga2/config/icinga2.local.json’.  
Reading config{“icinga2”=\>{“api”=\>{“host”=\>“localhost”, “port”=\>5665, “user”=\>“dashing”, “password”=\>“icinga2ondashingr0xx”}}, “icingaweb2”=\>{“url”=\>“[http://localhost/icingaweb2](http://localhost/icingaweb2)”}, “dashboard”=\>{“show\_only\_hard\_state\_problems”=\>false, “timezone”=\>“UTC”, “url\_prefix”=\>“”}}  
/root/.rbenv/versions/2.6.8/lib/ruby/gems/2.6.0/gems/rack-2.2.7/lib/rack/urlmap.rb:34:in `block in remap': paths need to start with / (ArgumentError) from /root/.rbenv/versions/2.6.8/lib/ruby/gems/2.6.0/gems/rack-2.2.7/lib/rack/urlmap.rb:25:in `each’  
from /root/.rbenv/versions/2.6.8/lib/ruby/gems/2.6.0/gems/rack-2.2.7/lib/rack/urlmap.rb:25:in `map' from /root/.rbenv/versions/2.6.8/lib/ruby/gems/2.6.0/gems/rack-2.2.7/lib/rack/urlmap.rb:25:in `remap’  
from /root/.rbenv/versions/2.6.8/lib/ruby/gems/2.6.0/gems/rack-2.2.7/lib/rack/urlmap.rb:20:in `initialize' from config .ru:59:in `new’  
from config .ru:59:in `block in <main>' from /root/.rbenv/versions/2.6.8/lib/ruby/gems/2.6.0/gems/rack-2.2.7/lib/rack/builder.rb:125:in `instance\_eval’  
from /root/.rbenv/versions/2.6.8/lib/ruby/gems/2.6.0/gems/rack-2.2.7/lib/rack/builder.rb:125:in `initialize' from config. ru:1:in `new’  
from config. ru:1:in `<main>' from /root/.rbenv/versions/2.6.8/lib/ruby/gems/2.6.0/gems/thin-1.8.2/lib/rack/adapter/loader.rb:33:in `eval’  
from /root/.rbenv/versions/2.6.8/lib/ruby/gems/2.6.0/gems/thin-1.8.2/lib/rack/adapter/loader.rb:33:in `load' from /root/.rbenv/versions/2.6.8/lib/ruby/gems/2.6.0/gems/thin-1.8.2/lib/thin/controllers/controller.rb:182:in `load\_rackup\_config’  
from /root/.rbenv/versions/2.6.8/lib/ruby/gems/2.6.0/gems/thin-1.8.2/lib/thin/controllers/controller.rb:72:in `start' from /root/.rbenv/versions/2.6.8/lib/ruby/gems/2.6.0/gems/thin-1.8.2/lib/thin/runner.rb:203:in `run\_command’  
from /root/.rbenv/versions/2.6.8/lib/ruby/gems/2.6.0/gems/thin-1.8.2/lib/thin/runner.rb:159:in `run!' from /root/.rbenv/versions/2.6.8/lib/ruby/gems/2.6.0/gems/thin-1.8.2/bin/thin:6:in `\<top (required)\>’  
from /root/.rbenv/versions/2.6.8/bin/thin:25:in `load' from /root/.rbenv/versions/2.6.8/bin/thin:25:in `’