--- userspace/libsinsp/table.cpp.orig	2018-01-18 17:17:32.000000000 -0500
+++ userspace/libsinsp/table.cpp	2018-01-19 09:58:07.294349664 -0500
@@ -668,7 +668,7 @@
 		Json::Value jd;
 		auto row = sample_data->at(k);
 		
-		for(uint32_t j = 0; j < m_n_fields - 1; j++)
+		for(j = 0; j < m_n_fields - 1; j++)
 		{
 			sinsp_filter_check* extractor = m_extractors->at(j + 1);
 			uint64_t td = 0;