fixed warnings

docs/about/installation/installation-on-gnu-linux.md

@@ -1,7 +1,9 @@
 GNU/Linux
 =========================
 
+
 ```{include} installation-with-conda.md
+:start-after: "% start-after"
 ```
 
 ## Install via package managers
@@ -65,6 +67,7 @@ If you encounter errors with unavailable packages, troubleshoot using the follow
    Add the folders in your `PATH` for a convenient use of the adapters.
 
 ```{include} run-in-container.md
+:start-after: "% start-after"
 ```
 
 ## Build OpenMS from source

docs/about/installation/installation-on-macos.md

@@ -2,6 +2,7 @@ macOS
 ====================
 
 ```{include} installation-with-conda.md
+:start-after: "% start-after"
 ```
 
 ## Install via macOS installer
@@ -85,6 +86,7 @@ To use {term}`TOPP` as regular app in the shell, add the following lines to the
 :::
 
 ```{include} run-in-container.md
+:start-after: "% start-after"
 ```
 
 ## Build OpenMS from source

docs/about/installation/installation-with-conda.md

@@ -1,3 +1,6 @@
+# Conda
+
+% start-after
 ## Install via Conda
 
 ```{warning}

docs/about/installation/run-in-container.md

@@ -1,3 +1,6 @@
+# Container
+
+% start-after
 ## Run OpenMS inside a (Bio)Container
 
 1. Install a containerization software (e.g., [Docker](https://docs.docker.com/engine/install/) or [Singularity](https://sylabs.io/guides/3.0/user-guide/quick_start.html#quick-installation-steps))

docs/tutorials-and-quickstart-guides/openms-user-tutorial.md

@@ -30,7 +30,7 @@ If you are doing this tutorial online, choose online in the following tab(s).
 
 If you are working through this tutorial at home/online, proceed with the following steps:
 
-- Download and install OpenMS using the installation instructions for the [OpenMS tools](/openms-applications-and-tools/installation.md).
+- Download and install OpenMS using the installation instructions for the [OpenMS tools](/about/installation.rst).
   :::{note}
   To install the graphical application, please use the downloadable installer for your platform,
   not conda, nor docker.
@@ -69,7 +69,7 @@ On Linux:
 
  ```{note}
  You can also install OpenMS via your package manager (version availability not guaranteed) or build it on your own with our
- [build instructions](/openms-applications-and-tools/installation/installation-on-gnu-linux.md#build-openms-from-source).
+ [build instructions](/about/installation/installation-on-gnu-linux.md#build-openms-from-source).
  ```
 
 ::::
@@ -2929,7 +2929,7 @@ When inspecting the set-qcML file in a browser, we will be presented another ove
 
 <div class="admonition task">
 <p class="admonition-title">**Task**</p>
-For ideas on new QC metrics and parameters, as you add them in your qcML files as generic parameters, feel free to [contact us](/quick-reference/contact-us.md), so we can include them in the CV.
+For ideas on new QC metrics and parameters, as you add them in your qcML files as generic parameters, feel free to [contact us](/about/communication.md), so we can include them in the CV.
 </div>
 
 ## Advanced topic: R integration
@@ -2991,7 +2991,7 @@ regularly needed if column names contain spaces, tabs or other special character
 
 ## Troubleshooting guide
 
-This section will show you where you can turn to when you encounter any problems with this tutorial or with our nodes in general. Please see the [FAQ](/quick-reference/contributor-faq.md) first. If your problem is not listed or the proposed solution does not work, feel free to leave us a message at the means of support that you see most fit. If that is the case, please provide us with as much information as you can. In an ideal case, that would be:
+This section will show you where you can turn to when you encounter any problems with this tutorial or with our nodes in general. Please see the [FAQ](/manual/contribute.md) first. If your problem is not listed or the proposed solution does not work, feel free to leave us a message at the means of support that you see most fit. If that is the case, please provide us with as much information as you can. In an ideal case, that would be:
 
 - Your operating system and its version (e.g. Windows 8, Ubuntu 14.04).
 - Your KNIME version (e.g. KNIME 3.1.2 full, KNIME 3.1.1 core).