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SABnzbd needs a free tcp/ip port

Posted: September 4th, 2009, 3:10 pm
by slh
Hello, hoping someone can help.
I have been useing 0.4.9 for months with no issue on Windows Server 2003.
I recently upgraded to 0.4.11 and at the same time (I know a dumb idea) installed all the waiting OS updates from MS.
There is no anti virus running or the windows firewall.

After reboot, I now get:

SABnzbd needs a free tcp/ip port for its internal web server.
Port 8080 on localhost was tried , but it is not available.
Some other software uses the port or SABnzbd is already running.

Please restart SABnzbd with a different port number.

Press Startkey+R and type the line (example):
    "C:\Program Files\SABnzbd\SABnzbd.exe" --server localhost:8081

If you get this error message again, please try a different number.


Program did not start


I decided to install on my windows xp desktop and again no A/V or Firewall and get the same issue.

Is there perhaps a windows update out that is blocking the tcp/ip ports?


Thanks in advance.

Re: SABnzbd needs a free tcp/ip port

Posted: September 4th, 2009, 3:29 pm
by switch
Reposted from another relevant thread, the first part is probably not relevant as you are not a new user:
Are you sure sabnzbd is not already running? SABnzbd runs a webserver in the background, your browser is simply a connection to it, closing your browser does not close sabnznd.

Try the following url: http://localhost:8080/sabnzbd/ (you may need to change the port from 8080 if you have changed the port) and bookmark it if it works.

If not, do the command the error page tells you to do. On windows it is something like:
Start>Run, enter: "C:\Program Files\SABnzbd\SABnzbd.exe" -s localhost:8085

If that fails to run, try the following if not running vista:
Start>Run, enter: "C:\Program Files\SABnzbd\SABnzbd.exe" -s 0.0.0.0:8085
or if you are running vista, or the above also fails:
Start>Run, enter: "C:\Program Files\SABnzbd\SABnzbd.exe" -s :8085

Re: SABnzbd needs a free tcp/ip port

Posted: September 4th, 2009, 3:42 pm
by slh
Switch!  Thanks for the quick help.
My bad.. I did a cut and paste on the error suggestion and left the double -- dashes infront of my server name.
So I just used as you showed me:
C:\Program Files (x86)\SABnzbd\SABnzbd.exe" -s 0.0.0.0:8085
And all is well now... 

Maybe updating the error message to your response rather than its current, would help others down the road.  And save you the hassle of telling us:-)

Thanks again have a great weekend!

Re: SABnzbd needs a free tcp/ip port

Posted: March 13th, 2014, 1:34 pm
by krdyt
Please restart SABnzbd with a different port number.

Open a Terminal window and type the line (example):
/Applications/SABnzbd.app/Contents/MacOS/SABnzbd --server localhost:8081

try 127.0.0.1 inplace of localhost in terminal thats how i fixed the same problem