net-http.rb in instana-1.9.7

- old
+ new

@@ -35,10 +35,10 @@
 
       # The core call
       response = request_without_instana(*args, &block)
 
       # Debug only check: Pickup response headers; convert back to base 10 integer and validate
-      if ::Instana.debug? && response.key?('X-Instana-T')
+      if ENV.key?('INSTANA_DEBUG') && response.key?('X-Instana-T')
         if ::Instana.tracer.trace_id != ::Instana::Util.header_to_id(response.header['X-Instana-T'])
           ::Instana.logger.debug "#{Thread.current}: Trace ID mismatch on net/http response! ours: #{::Instana.tracer.trace_id} theirs: #{their_trace_id}"
         end
       end
 