Misdn error

WARNING[21416]: abstract_jb.c:321 ast_jb_put: mISDN/4-u55 recieved frame with invalid timing info: has_timing_info=0, len=0, ts=0, src=g729tolin_frameout

any Ideas

[quote=“dazza76”]WARNING[21416]: abstract_jb.c:321 ast_jb_put: mISDN/4-u55 recieved frame with invalid timing info: has_timing_info=0, len=0, ts=0, src=g729tolin_frameout

any Ideas[/quote]

I have the same problem with Asterisk 1.4.13 and Zap Interface :