I got warning message

hello !all

i use gnuradio 3.7.2 but i face sucha message when open
gnuradio-companion like this

mahesh@HP:~$ gnuradio-companion
Warning: Block key “blocks_ctrlport_monitor_performance” not found when
loading category tree.
Warning: Block key “blocks_ctrlport_monitor_performance” not found when
loading category tree.
linux; GNU C++ version 4.6.3; Boost_104800;
UHD_003.005.004-138-g8521c392

<<< Welcome to GNU Radio Companion 3.7.2git-57-g1aa07b36 >>>

help me to correct this warning message…

thanking you


Thanks and regard:
*

MR.Maheshkumar P.
**
*
*call @ 9662784649
*