Object label on stream

I have a problem, when I run the deepstream-app with configuration of one camera the labels appears when a car/person show up, but running the app with 2 cameras this labels disappear and only the boxes are shown, all help is appreciate.

[property]
gpu-id=0
net-scale-factor=0.0039215697906911373
model-file=/home/dlinano/deepstream_sdk_v4.0.2_jetson/samples/models/Primary_Detector/resnet10.caffemodel
proto-file=/home/dlinano/deepstream_sdk_v4.0.2_jetson/samples/models/Primary_Detector/resnet10.prototxt
model-engine-file=/home/dlinano/deepstream_sdk_v4.0.2_jetson/samples/models/Primary_Detector/resnet10.caffemodel_b2_fp16.engine
labelfile-path=/home/dlinano/deepstream_sdk_v4.0.2_jetson/samples/models/Primary_Detector/labels.txt
int8-calib-file=/home/dlinano/deepstream_sdk_v4.0.2_jetson/samples/models/Primary_Detector/cal_trt.bin
batch-size=2
process-mode=1
model-color-format=0
## 0=FP32, 1=INT8, 2=FP16 mode
network-mode=1
num-detected-classes=4
interval=0
gie-unique-id=1
output-blob-names=conv2d_bbox;conv2d_cov/Sigmoid
#parse-bbox-func-name=NvDsInferParseCustomResnet
#custom-lib-path=/path/to/libnvdsparsebbox.so
#enable-dbscan=1

[class-attrs-all]
threshold=0.2
group-threshold=1
## Set eps=0.7 and minBoxes for enable-dbscan=1
eps=0.2
#minBoxes=3
roi-top-offset=0
roi-bottom-offset=0
detected-min-w=0
detected-min-h=0
detected-max-w=0
detected-max-h=0

## Per class configuration
#[class-attrs-2]
#threshold=0.6
#eps=0.5
#group-threshold=3
#roi-top-offset=20
#roi-bottom-offset=10
#detected-min-w=40
#detected-min-h=40
#detected-max-w=400
#detected-max-h=800
[application]
enable-perf-measurement=1
perf-measurement-interval-sec=5
#gie-kitti-output-dir=streamscl

[tiled-display]
enable=1
rows=2
columns=1
width=1280
height=720

[source0]
enable=1
#Type - 1=CameraV4L2 2=URI 3=MultiURI 4=RTSP 5=CSI
type=1
camera-width=640
camera-height=480
camera-fps-n=30
camera-fps-d=1
camera-v4l2-dev-node=0

[source1]
enable=1
#Type - 1=CameraV4L2 2=URI 3=MultiURI
type=1
camera-width=640
camera-height=480
camera-fps-n=30
camera-fps-d=1
camera-v4l2-dev-node=1

[sink0]
enable=0
#Type - 1=FakeSink 2=EglSink 3=File 4=RTSPStreaming 5=Overlay
type=5
sync=1
display-id=0
offset-x=0
offset-y=0
width=0
height=0
overlay-id=1
source-id=0

[sink1]
enable=0
type=3
#1=mp4 2=mkv
container=1
#1=h264 2=h265 3=mpeg4
codec=1
sync=0
bitrate=2000000
output-file=out.mp4
source-id=0

[sink2]
enable=1
#Type - 1=FakeSink 2=EglSink 3=File 4=RTSPStreaming 5=Overlay
type=4
#1=h264 2=h265
codec=1
sync=0
bitrate=4000000
# set below properties in case of RTSPStreaming
rtsp-port=8554
udp-port=5400

[osd]
enable=1
border-width=2
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

[streammux]
##Boolean property to inform muxer that sources are live
live-source=1
batch-size=2
##time out in usec, to wait after the first buffer is available
##to push the batch even if the complete batch is not formed
batched-push-timeout=40000
## Set muxer output width and height
width=1280
height=720

# config-file property is mandatory for any gie section.
# Other properties are optional and if set will override the properties set in
# the infer config file.
[primary-gie]
enable=1
model-engine-file=/home/dlinano/deepstream_sdk_v4.0.2_jetson/samples/models/Primary_Detector/resnet10.caffemodel_b2_fp16.engine
#Required to display the PGIE labels, should be added even when using config-file
#property
batch-size=2
#Required by the app for OSD, not a plugin property
bbox-border-color0=1;0;0;1
bbox-border-color1=0;1;1;1
bbox-border-color2=0;0;1;1
bbox-border-color3=0;1;0;1
interval=0
#Required by the app for SGIE, when used along with config-file property
gie-unique-id=1
config-file=config_infer_primary.txt

[tests]
file-loop=0

images
https://imgur.com/a/UK3hZzw

nvidia@nvidia-desktop:~$ deepstream-app --help
Usage:
deepstream-app [OPTION?] Nvidia DeepStream Demo

Help Options:
-h, --help Show help options
–help-all Show all help options
–help-gst Show GStreamer Options

Application Options:
-v, --version Print DeepStreamSDK version
-t, --tiledtext Display Bounding box labels in tiled mode
–version-all Print DeepStreamSDK and dependencies version
-c, --cfg-file Set the config file
-i, --input-file Set the input file