diff --git a/icinga-app/icinga.cpp b/icinga-app/icinga.cpp
index 31f6dc3d4..c822d9351 100644
--- a/icinga-app/icinga.cpp
+++ b/icinga-app/icinga.cpp
@@ -154,6 +154,13 @@ int Main(void)
 
 	Application::DeclareZonesDir(Application::GetSysconfDir() + "/icinga2/zones.d");
 
+#ifndef _WIN32
+	if (!Utility::PathExists(Application::GetSysconfigFile())) {
+		Log(LogWarning, "icinga-app")
+			<< "Sysconfig file '" << Application::GetSysconfigFile() << "' cannot be read. Using default values.";
+	}
+#endif /* _WIN32 */
+
 	String icingaUser = Utility::GetFromSysconfig("ICINGA2_USER");
 	if (icingaUser.IsEmpty())
 		icingaUser = ICINGA_USER;
@@ -468,6 +475,7 @@ int Main(void)
 
 			std::cout << visibleDesc << std::endl
 				<< "Report bugs at <https://github.com/Icinga/icinga2>" << std::endl
+				<< "Get support: <https://www.icinga.com/support/>" << std::endl
 				<< "Icinga home page: <https://www.icinga.com/>" << std::endl;
 			return EXIT_SUCCESS;
 		}
diff --git a/lib/base/utility.cpp b/lib/base/utility.cpp
index 9aaddb8ba..cd2e2bf0d 100644
--- a/lib/base/utility.cpp
+++ b/lib/base/utility.cpp
@@ -1958,6 +1958,9 @@ String Utility::GetFromSysconfig(const String& env)
 	if (sysconf.IsEmpty())
 		return "";
 
+	if (!Utility::PathExists(sysconf))
+		return "";
+
 	String cmdInner = ". " + EscapeShellArg(sysconf) + " 2>&1 >/dev/null;echo \"$" + env + "\"";
 	String cmd = "sh -c " + EscapeShellArg(cmdInner);