Fix crash when date is invalid due to missing project

Author: Ravbug

source/globals.cpp

@@ -25,6 +25,9 @@ ParsedVersion parseVersion(const std::string_view version) {
 
 
 std::string project::modifyDateString() const {
+	if (modifiedDate == std::numeric_limits<decltype(modifiedDate)>::min()) {
+		return "???";
+	}
 #if _WIN32
     long 
 #endif

source/interface_derived.cpp

@@ -531,7 +531,7 @@ project MainFrameDerived::LoadProject(const std::filesystem::path &p_as_fs){
 	}
 
 	//get the modification date
-	int64_t modifyDate;
+	int64_t modifyDate = std::numeric_limits<decltype(project::modifiedDate)>::min();
 	struct stat fileInfo {};
 	if (filesystem::exists(p_as_fs)) {
 		if (stat(p_as_fs.string().c_str(), &fileInfo) == 0) {