diff --git a/src/parameters/persistent.cpp b/src/parameters/persistent.cpp

index 483227b..5e4a5fd 100644

--- a/src/parameters/persistent.cpp

+++ b/src/parameters/persistent.cpp

@@ -130,9 +130,6 @@ void save_parameters(const char *filename)

 //	printf("result size is %i, #parameters is %i \n", (int)past_results.size(), (int)all_parameters.parameters.size());

-	if (!global_power_valid())

-		return;

-

 	pathname = get_param_directory(filename);

 	file.open(pathname, ios::out);

@@ -141,12 +138,15 @@ void save_parameters(const char *filename)

 		return;

 	}

-	map<string, int>::iterator it;

+	if (global_power_valid())

+	{

+		map<string, int>::iterator it;

-	for (it = param_index.begin(); it != param_index.end(); it++) {

-		int index;

-		index = it->second;

-		file << it->first << "\t" << setprecision(9) << all_parameters.parameters[index] << "\n";

+		for (it = param_index.begin(); it != param_index.end(); it++) {

+			int index;

+			index = it->second;

+			file << it->first << "\t" << setprecision(9) << all_parameters.parameters[index] << "\n";

+		}

 	}

 	file.close();

 }