--- layout: default navsection: userguide title: "Checking your environment" ... First you should log into an Arvados VM instance ("Unix":{{site.baseurl}}/user/getting_started/ssh-access-unix.html#login or "Windows":{{site.baseurl}}/user/getting_started/ssh-access-windows.html#login) if you have not already done so. If @arv user current@ is able to access the API server, it will print out information about your account. Check that you are able to access the Arvados API server using the following command: <notextile> <pre><code>$ <span class="userinput">arv user current</span> { "href":"https://qr1hi.arvadosapi.com/arvados/v1/users/qr1hi-xioed-9z2p3pn12yqdaem", "kind":"arvados#user", "etag":"8u0xwb9f3otb2xx9hto4wyo03", "uuid":"qr1hi-tpzed-92d3kxnimy3d4e8", "owner_uuid":"qr1hi-tpqed-23iddeohxta2r59", "created_at":"2013-12-02T17:05:47Z", "modified_by_client_uuid":"qr1hi-xxfg8-owxa2oa2s33jyej", "modified_by_user_uuid":"qr1hi-tpqed-23iddeohxta2r59", "modified_at":"2013-12-02T17:07:08Z", "updated_at":"2013-12-05T19:51:08Z", "email":"you@example.com", "full_name":"Example User", "first_name":"Example", "last_name":"User", "identity_url":"https://www.google.com/accounts/o8/id?id=AItOawnhlZr-pQ_Ic2f2W22XaO02oL3avJ322k1", "is_active": true, "is_admin": false, "prefs":{} } </code></pre> </notextile> However, if you receive the following message: bc. ARVADOS_API_HOST and ARVADOS_API_TOKEN need to be defined as environment variables Then follow the instructions for "getting an API token,":{{site.baseurl}}/user/reference/api-tokens.html and try @arv user current@ again.