span.rb in instana-1.8.2

- old
+ new

@@ -63,10 +63,10 @@
           break if limit && frame_count >= limit
 
           x = i.split(':')
 
           @data[:stack] << {
-            :f => x[0],
+            :c => x[0],
             :n => x[1],
             :m => x[2]
           }
          frame_count = frame_count + 1 if limit
         end