diff --git a/src/app/main.cpp b/src/app/main.cpp
index 5b490ce0..88d24340 100644
--- a/src/app/main.cpp
+++ b/src/app/main.cpp
@@ -51,6 +51,10 @@ void prefillJavaRuntimePath()
 			settings->setJavaPath(paths.front().str());
 			settings->save();
 		}
+		else
+		{
+			std::cout << "no javapath" << std::endl;
+		}
 	}
 }
 
@@ -136,6 +140,7 @@ int main(int argc, char *argv[])
 
 		if (!checker->isCurrentLicenseValid()) // this works because the user cannot enter a license string while running the app in headless more.
 		{
+			std::cout << "No or invalide License" << std::endl;
 			LOG_WARNING("Your current Coati license seems to be invalid. Please update your license info.");
 			return 0;
 		}
diff --git a/src/lib/utility/commandline/CommandLineParser.cpp b/src/lib/utility/commandline/CommandLineParser.cpp
index a669382d..09ed2514 100644
--- a/src/lib/utility/commandline/CommandLineParser.cpp
+++ b/src/lib/utility/commandline/CommandLineParser.cpp
@@ -166,7 +166,7 @@ void CommandLineParser::processProjectfile(const std::string& file)
 
 	if (isValidProjectfile)
 	{
-		m_projectFile = projectfile.absolute().str();
+		m_projectFile = projectfile;
 	}
 	else
 	{
@@ -176,11 +176,10 @@ void CommandLineParser::processProjectfile(const std::string& file)
 
 void CommandLineParser::projectLoad()
 {
-	FilePath path(m_projectFile); // todo: use filepath as datatype for m_projectFile
-	if (path.exists() && path.extension() == ".coatiproject")
+	if (m_projectFile.exists() && m_projectFile.extension() == ".coatiproject")
 	{
 		MessageDispatchWhenLicenseValid(
-			std::make_shared<MessageLoadProject>(path.str(), m_force)
+			std::make_shared<MessageLoadProject>(m_projectFile.str(), m_force)
 		).dispatch();
 	}
 }
diff --git a/src/lib/utility/commandline/CommandLineParser.h b/src/lib/utility/commandline/CommandLineParser.h
index 27e2b5a6..b1a019b2 100644
--- a/src/lib/utility/commandline/CommandLineParser.h
+++ b/src/lib/utility/commandline/CommandLineParser.h
@@ -4,6 +4,7 @@
 #include <string>
 #include "Application.h"
 #include "License.h"
+#include "utility/file/FilePath.h"
 
 class CommandLineParser
 {
@@ -19,7 +20,7 @@ public:
 private:
 	void processProjectfile(const std::string& file);
 	void processLicense(const bool isLoaded);
-	std::string m_projectFile;
+	FilePath m_projectFile;
 
 	bool m_force;
 	bool m_quit;
diff --git a/src/lib_gui/qt/view/QtErrorView.cpp b/src/lib_gui/qt/view/QtErrorView.cpp
index 41e5e390..81c5f1a1 100644
--- a/src/lib_gui/qt/view/QtErrorView.cpp
+++ b/src/lib_gui/qt/view/QtErrorView.cpp
@@ -252,7 +252,7 @@ bool QtErrorView::isShownError(const StorageError& error)
 	{
 		return true;
 	}
-	if (error.fatal && !error.indexed && m_showNonIndexedErrors->checkState() == Qt::Checked)
+	if (!error.fatal && !error.indexed && m_showNonIndexedErrors->checkState() == Qt::Checked)
 	{
 		return true;
 	}