randomly we get this message over and over on outbound fax calls. Any ideas what causes fax to end up in this state? Running FS 1.6.18 2018-01-24 15:49:22.368959 [DEBUG] mod_spandsp_fax.c:276 FLOW T.30 Start T4 2018-01-24 15:49:22.368959 [DEBUG] mod_spandsp_fax.c:276 FLOW T.38T No new frame or end transmission condition. 2018-01-24 15:49:22.368959 [DEBUG] mod_spandsp_fax.c:276 FLOW T.30 Send complete in phase D_RX, state II_Q 2018-01-24 15:49:22.368959 [DEBUG] mod_spandsp_fax.c:276 FLOW T.30 Changing from phase D_RX to D_RX 2018-01-24 15:49:22.368959 [DEBUG] mod_spandsp_fax.c:276 FLOW T.38T Set rx type 4 2018-01-24 15:49:22.368959 [DEBUG] mod_spandsp_fax.c:276 FLOW T.38T Set tx type 0 2018-01-24 15:49:22.368959 [DEBUG] mod_spandsp_fax.c:276 FLOW T.30 Start T4 2018-01-24 15:49:22.368959 [DEBUG] mod_spandsp_fax.c:276 FLOW T.38T No new frame or end transmission condition. 2018-01-24 15:49:22.368959 [DEBUG] mod_spandsp_fax.c:276 FLOW T.30 Send complete in phase D_RX, state II_Q 2018-01-24 15:49:22.368959 [DEBUG] mod_spandsp_fax.c:276 FLOW T.30 Changing from phase D_RX to D_RX seems to relate to this line in source: https://freeswitch.org/stash/projects/FS/repos/freeswitch/browse/libs/spands...