diff --git a/ansible/README.md b/ansible/README.md
index 6cd9e9f9b..0940cf072 100644
--- a/ansible/README.md
+++ b/ansible/README.md
@@ -107,7 +107,7 @@ Example Playbook
     paperlessng_db_type: postgresql
     paperlessng_db_pass: PLEASEPROVIDEASTRONGPASSWORDHERE
 
-    paperless_secret_key: AGAINPLEASECHANGETHISNOW
+    paperlessng_secret_key: AGAINPLEASECHANGETHISNOW
 
     paperlessng_ocr_languages:
       - eng
diff --git a/ansible/defaults/main.yml b/ansible/defaults/main.yml
index aaeffa507..f1cbb8f88 100644
--- a/ansible/defaults/main.yml
+++ b/ansible/defaults/main.yml
@@ -23,14 +23,14 @@ paperlessng_filename_format:
 paperlessng_virtualenv: "{{ paperlessng_directory }}/.venv"
 
 # Hosting & Security
-paperless_secret_key: PLEASECHANGETHISFORTHELOVEOFGOD
-paperless_allowed_hosts: "*"
-paperless_cors_allowed_hosts: http://localhost:8000
-paperless_force_script_name:
-paperless_static_url: /static/
-paperless_auto_login_username:
-paperless_cookie_prefix: ""
-paperless_enable_http_remote_user: False
+paperlessng_secret_key: PLEASECHANGETHISFORTHELOVEOFGOD
+paperlessng_allowed_hosts: "*"
+paperlessng_cors_allowed_hosts: http://localhost:8000
+paperlessng_force_script_name:
+paperlessng_static_url: /static/
+paperlessng_auto_login_username:
+paperlessng_cookie_prefix: ""
+paperlessng_enable_http_remote_user: False
 
 # OCR settings
 paperlessng_ocr_languages:
diff --git a/ansible/tasks/main.yml b/ansible/tasks/main.yml
index 6857a7c63..517831994 100644
--- a/ansible/tasks/main.yml
+++ b/ansible/tasks/main.yml
@@ -286,21 +286,21 @@
       line: "PAPERLESS_FILENAME_FORMAT={{ paperlessng_filename_format }}"
     # Hosting & Security
     - regexp: PAPERLESS_SECRET_KEY
-      line: "PAPERLESS_SECRET_KEY={{ paperless_secret_key }}"
+      line: "PAPERLESS_SECRET_KEY={{ paperlessng_secret_key }}"
     - regexp: PAPERLESS_ALLOWED_HOSTS
-      line: "PAPERLESS_ALLOWED_HOSTS={{ paperless_allowed_hosts }}"
+      line: "PAPERLESS_ALLOWED_HOSTS={{ paperlessng_allowed_hosts }}"
     - regexp: PAPERLESS_CORS_ALLOWED_HOSTS
-      line: "PAPERLESS_CORS_ALLOWED_HOSTS={{ paperless_cors_allowed_hosts }}"
+      line: "PAPERLESS_CORS_ALLOWED_HOSTS={{ paperlessng_cors_allowed_hosts }}"
     - regexp: PAPERLESS_FORCE_SCRIPT_NAME
-      line: "PAPERLESS_FORCE_SCRIPT_NAME={{ paperless_force_script_name }}"
+      line: "PAPERLESS_FORCE_SCRIPT_NAME={{ paperlessng_force_script_name }}"
     - regexp: PAPERLESS_STATIC_URL
-      line: "PAPERLESS_STATIC_URL={{ paperless_static_url }}"
+      line: "PAPERLESS_STATIC_URL={{ paperlessng_static_url }}"
     - regexp: PAPERLESS_AUTO_LOGIN_USERNAME
-      line: "PAPERLESS_AUTO_LOGIN_USERNAME={{ paperless_auto_login_username }}"
+      line: "PAPERLESS_AUTO_LOGIN_USERNAME={{ paperlessng_auto_login_username }}"
     - regexp: PAPERLESS_COOKIE_PREFIX
-      line: "PAPERLESS_COOKIE_PREFIX={{ paperless_cookie_prefix }}"
+      line: "PAPERLESS_COOKIE_PREFIX={{ paperlessng_cookie_prefix }}"
     - regexp: PAPERLESS_ENABLE_HTTP_REMOTE_USER
-      line: "PAPERLESS_ENABLE_HTTP_REMOTE_USER={{ paperless_enable_http_remote_user }}"
+      line: "PAPERLESS_ENABLE_HTTP_REMOTE_USER={{ paperlessng_enable_http_remote_user }}"
     # OCR settings
     - regexp: PAPERLESS_OCR_LANGUAGE
       line: "PAPERLESS_OCR_LANGUAGE={{ paperlessng_ocr_languages | join('+') }}"
diff --git a/docs/setup.rst b/docs/setup.rst
index 5e0e3e4a6..6d601378d 100644
--- a/docs/setup.rst
+++ b/docs/setup.rst
@@ -176,7 +176,10 @@ Install Paperless from Docker Hub
 
 5.  Modify ``docker-compose.env``, following the comments in the file. The
     most important change is to set ``USERMAP_UID`` and ``USERMAP_GID``
-    to the uid and gid of your user on the host system. This ensures that
+    to the uid and gid of your user on the host system. Use ``id -u`` and
+    ``id -g`` to get these.
+
+    This ensures that
     both the docker container and you on the host machine have write access
     to the consumption directory. If your UID and GID on the host system is
     1000 (the default for the first normal user on most systems), it will
@@ -195,14 +198,10 @@ Install Paperless from Docker Hub
         with the default configuration. You will need to use ``PAPERLESS_CONSUMER_POLLING``,
         which will disable inotify. See :ref:`here <configuration-polling>`.
 
-6.  Now head over to: https://hub.docker.com/r/jonaswinkler/paperless-ng and choose your preferred
-    image and copy the link. To download this image do a `docker pull` followed by the link. Do this within the directory with the .yml files.
-    Depending on your network connection and CPU this will take a while. You have time to get a beverage.
+6.  Run ``docker-compose pull``, followed by ``docker-compose up -d``.
+    This will pull the image, create and start the necessary containers.
 
-7.  Run ``docker-compose up -d``. This will create and start the necessary
-    containers, but your are not done yet!
-
-8.  To be able to login, you will need a super user. To create it, execute the
+7.  To be able to login, you will need a super user. To create it, execute the
     following command:
 
     .. code-block:: shell-session
@@ -212,8 +211,8 @@ Install Paperless from Docker Hub
     This will prompt you to set a username, an optional e-mail address and
     finally a password (at least 8 characters).
 
-9.  The default ``docker-compose.yml`` exports the webserver on your local port
-    8000. If you haven't adapted this, you should now be able to visit your
+8.  The default ``docker-compose.yml`` exports the webserver on your local port
+    8000. If you did not change this, you should now be able to visit your
     Paperless instance at ``http://127.0.0.1:8000`` or your servers IP-Address:8000.
     Use the login credentials you have created with the previous step.
 
@@ -481,7 +480,7 @@ Install Paperless using ansible
     .. code:: sh
 
         cd paperless-ng
-        git checkout ng-0.9.14
+        git checkout ng-1.0.0
 
 3.  Create an ansible ``playbook.yml`` in the paperless-ng root directory:
 
@@ -531,7 +530,7 @@ Install Paperless using ansible
 
     .. code:: yaml
 
-        paperless_secret_key: PleaseGenerateAStrongKeyForThis
+        paperlessng_secret_key: PleaseGenerateAStrongKeyForThis
 
         paperlessng_superuser_name: YourUserName
         paperlessng_superuser_email: name@domain.tld
diff --git a/docs/troubleshooting.rst b/docs/troubleshooting.rst
index f55d57af5..ae7fe14c7 100644
--- a/docs/troubleshooting.rst
+++ b/docs/troubleshooting.rst
@@ -60,7 +60,8 @@ required so that the user running paperless inside docker has write permissions
 to these folders. This happens when pointing these directories to NFS shares,
 for example.
 
-Ensure that `chown` is possible on these directories.
+Ensure that ``chown`` is possible on these directories.
+
 
 Classifier error: No training data available
 ############################################
@@ -73,6 +74,7 @@ This may have two reasons:
     with Inbox tags. Verify that there are documents in your archive without inbox tags.
     The algorithm will only learn from documents not in your inbox.
 
+
 UserWarning in sklearn on every single document
 ###############################################
 
@@ -91,6 +93,7 @@ in most cases. This warning will disappear automatically when paperless updates
 If you want to get rid of the warning or actually experience issues with automatic matching, delete
 the file ``classification_model.pickle`` in the data directory and let paperless recreate it.
 
+
 Permission denied errors in the consumption directory
 #####################################################
 
@@ -106,6 +109,38 @@ different from ``1000``. See :ref:`setup-docker_hub`.
 
 Also ensure that you are able to read and write to the consumption directory on the host.
 
+
+OSError: [Errno 19] No such device when consuming files
+#######################################################
+
+If you experience errors such as:
+
+.. code:: shell-session
+
+    File "/usr/local/lib/python3.7/site-packages/whoosh/codec/base.py", line 570, in open_compound_file
+    return CompoundStorage(dbfile, use_mmap=storage.supports_mmap)
+    File "/usr/local/lib/python3.7/site-packages/whoosh/filedb/compound.py", line 75, in __init__
+    self._source = mmap.mmap(fileno, 0, access=mmap.ACCESS_READ)
+    OSError: [Errno 19] No such device
+
+    During handling of the above exception, another exception occurred:
+
+    Traceback (most recent call last):
+    File "/usr/local/lib/python3.7/site-packages/django_q/cluster.py", line 436, in worker
+    res = f(*task["args"], **task["kwargs"])
+    File "/usr/src/paperless/src/documents/tasks.py", line 73, in consume_file
+    override_tag_ids=override_tag_ids)
+    File "/usr/src/paperless/src/documents/consumer.py", line 271, in try_consume_file
+    raise ConsumerError(e)
+
+Paperless uses a search index to provide better and faster full text searching. This search index is stored inside
+the ``data`` folder. The search index uses memory-mapped files (mmap). The above error indicates that paperless
+was unable to create and open these files.
+
+This happens when you're trying to store the data directory on certain file systems (mostly network shares)
+that don't support memory-mapped files.
+
+
 Web-UI stuck at "Loading..."
 ############################
 
@@ -148,4 +183,4 @@ This might have multiple reasons.
 
         SENDFILE=0
     
-    to your `docker-compose.env` file.
\ No newline at end of file
+    to your `docker-compose.env` file.