Thanks for quick response. Here is my openmeetings.log
DEBUG 08-20 08:52:35.431 o.a.o.s.o.UploadController:166 [http-nio-0.0.0.0-5080-exec-8] - [CLIENT MESSAGE] error status='NetConnection.Connect.NetworkChange'; src='rtmpt://167.114.221.89:5080/openmeetings/9'; lastCalled='undefined name: getRoomTypes'; showKickMessage='false'; showFullMessage='false'; reconnectionAction='false'; reconnectAfterRoomleft='false' DEBUG 08-20 08:52:42.359 o.a.o.m.MailHandler:249 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-1] - resetSendingStatus enter ... DEBUG 08-20 08:52:42.362 o.a.o.m.MailHandler:253 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-1] - ... resetSendingStatus done. DEBUG 08-20 08:52:42.384 o.a.o.m.MailHandler:258 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-2] - sendMails enter ... DEBUG 08-20 08:52:42.386 o.a.o.m.MailHandler:260 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-2] - Number of emails in init queue 0 DEBUG 08-20 08:52:42.386 o.a.o.m.MailHandler:265 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-2] - ... sendMails done. Nothing on red5.log On 8/20/15, Maxim Solodovnik <solomax...@gmail.com> wrote: > Could you check openmeetings.log and red5.log for any errors? > > On Thu, Aug 20, 2015 at 6:35 PM, Jibon L. Costa <jiboncost...@gmail.com> > wrote: > >> Hello, >> >> I have installed openmeetings 3.0.6 on my Ubuntu server. It’s working >> fine but when I tried to upload new file for presentation or trying to >> share my desktop it’s showing this error message “the connection to >> the server has been lost”. What may be the problem? I followed full >> procedure from wiki & pdf doc. Please help me. >> >> -- >> Thanks & Regards >> Jibon Lawrence Costa >> > > > > -- > WBR > Maxim aka solomax > -- Thanks & Regards Jibon Lawrence Costa