[ns] RTP under NS2

Dear Collagues when simulating the simple-rtp.tcl i have get the message bellow any help are welcome Thanks [EMAIL PROTECTED] ~/ns-allinone-2.29/ns-2.29/tcl/ex $ ns simple-rtp.tcl warning: no class variable Session/RTP::debug_ see tcl-object.tcl in tclcl for info a

[ns] RTP under NS2

Dear Collagues when simulating the simple-rtp.tcl i have get the message bellow any help are welcome Thanks [EMAIL PROTECTED] ~/ns-allinone-2.29/ns-2.29/tcl/ex $ ns simple-rtp.tcl warning: no class variable Session/RTP::debug_ see tcl-object.tcl in tclcl for info a