Prevent crash when trying to load a cluster configuration when not being part of the cluster

CMakeLists.txt

@@ -30,7 +30,7 @@ project(OpenSpace)
 set(OPENSPACE_VERSION_MAJOR 0)
 set(OPENSPACE_VERSION_MINOR 20)
 set(OPENSPACE_VERSION_PATCH 0)
-set(OPENSPACE_VERSION_STRING "<dev>")
+set(OPENSPACE_VERSION_STRING "rc-1")
 
 include(${PROJECT_SOURCE_DIR}/support/cmake/module_common.cmake)
 include(${PROJECT_SOURCE_DIR}/ext/ghoul/support/cmake/message_macros.cmake)

src/rendering/luaconsole.cpp

@@ -251,6 +251,10 @@ void LuaConsole::initialize() {
 void LuaConsole::deinitialize() {
     ZoneScoped;
 
+    if (!FileSys.cacheManager()) {
+        return;
+    }
+
     const std::filesystem::path filename = FileSys.cacheManager()->cachedFilename(
         HistoryFile,
         ""