Jaksta error: Failed to play (stream ID: 3) (RTMP Stream)

[jaksta]

hi


what does this Jaksta error message Failed to play (stream ID: 3)?

RTMP-download ...
Filename investigative ...
File Name recognition closed
Restricted mode - 50% of the selected downloads and 1 minute of the live data are recorded.
Send request for RTMP handshake ...
Waiting for response from RTMP handshake ...
Reply from RTMP handshake received ...
Send that RTMP handshake is complete and attach ...
Waiting for reply from the RTMP connection from the server ...
Reply RTMP connection from the server is processed ...
Connection successfully produced ...
Send create Stream ...
Send play ...
Send Ping ...
Downloading (RTMP) - 164 B
Send create Stream ...
Send play ...
Send Ping ...
Downloading (RTMP) - 328 B
Send create Stream ...
Send play ...
Send Ping ...
Downloading (RTMP) - 492 B
Failed to play (stream ID: 3).

how can you fix the error?

thank you very much