Adding libxml2 to the needed libraries and upgrade the error section

README.md

@@ -21,6 +21,7 @@ Voxelands requires:
 * g++ (or other C++ compiler)
 * bzip2
 * jpeg
+* libxml2
 
 # Install
 
@@ -28,7 +29,7 @@ Voxelands requires:
 
 Install dependencies. Here's an example for Debian/Ubuntu:
 
-    sudo apt install build-essential libirrlicht-dev cmake libbz2-dev zlib1g-dev libfreetype6-dev libpng-dev libjpeg-dev libogg-dev libvorbis-dev libopenal-dev libxxf86vm-dev libgl1-mesa-dev libsqlite3-dev
+    sudo apt install build-essential libirrlicht-dev cmake libbz2-dev zlib1g-dev libfreetype6-dev libpng-dev libjpeg-dev libogg-dev libvorbis-dev libopenal-dev libxxf86vm-dev libgl1-mesa-dev libsqlite3-dev libxml2-dev
 
 You can install Git for easily keeping your copy up-to-date.
 If you don’t want Git, read below on how to get the source without Git.
@@ -59,6 +60,34 @@ Build a version that runs directly from the source directory:
 - You can select between Release and Debug build by `-DCMAKE_BUILD_TYPE=<Debug or Release>`.
   - Debug build is slower, but gives much more useful output in a debugger.
 
+### Errors
+
+Some buildings errors are currently known. If the building occured an error, it might be one of them:
+
+* Crash when building with translation.
+
+**Error :**
+
+    [  2%] Linking CXX static library libcguittfont.a
+    [  2%] Built target cguittfont
+    make: *** [Makefile:152 : all] Erreur 2
+
+**Git issue:** [#19](https://git.minetest.land/oerkki/voxelands/issues/19)
+
+**Possible fixes:**
+
+1. Change your default build language to english: (Add the `sudo` keyword for ubuntu-based devices)
+    apt-get install language-pack-en
+    dpkg-reconfigure locales
+
+2. Delete translations files by simply deleting the `po` folder.
+
+* The `-DRUN_IN_PLACE` CMake option doesn't work.
+
+**Git issue:** [#19](https://git.minetest.land/oerkki/voxelands/issues/11)
+
+This error is fixed since the version 2404 of Voxelands. If you get them, check if the dowloaded version is the good one.
+
 # Use
 
 Simply run `./bin/voxelands` from any console/terminal.