X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=ltt%2Fbranches%2Fpoly%2Flttv%2Flttv%2Ftracecontext.c;h=5ecdae22b4f0af9499cca9be71b1d9ea396e856c;hb=f63ebe5196f36fcf40385d29cfc37288c4d70817;hp=1886d39f07bd7b35d71f7a95c95ade0b7fe46515;hpb=2611c0c56522f666df4959cad6883f1fba6eeefe;p=lttv.git

diff --git a/ltt/branches/poly/lttv/lttv/tracecontext.c b/ltt/branches/poly/lttv/lttv/tracecontext.c
index 1886d39f..5ecdae22 100644
--- a/ltt/branches/poly/lttv/lttv/tracecontext.c
+++ b/ltt/branches/poly/lttv/lttv/tracecontext.c
@@ -955,11 +955,18 @@ gboolean lttv_process_traceset_seek_position(LttvTracesetContext *self,
 static LttField *
 find_field(LttEventType *et, const GQuark field)
 {
-  GQuark name;
+  LttField *f;
 
   if(field == 0) return NULL;
   
-  return ltt_eventtype_field_by_name(et, field);
+  f = ltt_eventtype_field_by_name(et, field);
+  if (!f) {
+    g_warning("Cannot find field %s in event %s.%s", g_quark_to_string(field),
+    	g_quark_to_string(ltt_facility_name(ltt_eventtype_facility(et))),
+    	g_quark_to_string(ltt_eventtype_name(et)));
+  }
+
+  return f;
 }
 
 LttvTraceHookByFacility *lttv_trace_hook_get_fac(LttvTraceHook *th,