generate RTSP error

[Vvdinosaur]

I'm trying to get a RTSP out , this is my deepstream_app_config.txt:

[application]
enable-perf-measurement=1
perf-measurement-interval-sec=5

[tiled-display]
enable=0
rows=1
columns=1
width=1280
height=720
gpu-id=0
nvbuf-memory-type=0

[source0]
enable=1
type=4
uri=rtsp://192.168.15.218:554/SDK/37
num-sources=1
gpu-id=0
cudadec-memtype=0

[sink0]
enable=1
type=4
codec=1
enc-type=0
sync=0
bitrate=4000000
profile=0
rtsp-port=8583
udp-port=5400
source-id=0

[osd]
enable=1
gpu-id=0
border-width=5
text-size=15
text-color=1;1;1;1;
text-bg-color=0.3;0.3;0.3;1
font=Serif
show-clock=0
clock-x-offset=800
clock-y-offset=820
clock-text-size=12
clock-color=1;0;0;0
nvbuf-memory-type=0

[streammux]
gpu-id=0
live-source=1
batch-size=1
batched-push-timeout=40000
width=1920
height=1080
enable-padding=0
nvbuf-memory-type=0

[primary-gie]
enable=1
gpu-id=0
gie-unique-id=1
nvbuf-memory-type=0
config-file=config_infer_primary_yoloV8.txt

[tests]
file-loop=0

I can get the rtsp address, but it can not display in other terminal.
when i use ffmpeg to play, it is stuck like:

but it can be read with VideoCapture.