how can solve this problem. (complate code and error messages )

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how can solve this problem

%-- 24.04.2017 15:17 --%
cam=ipcam('http://192.168.1.3:8080/videofeed');
set(cam, 'FramesPerTrigger', Inf);
set(cam, 'ReturnedColorspace', 'rgb')
cam.FrameGrabInterval = 3;
s = Bluetooth('HC-06',1);
fopen(s);
start(cam)
i=1;
q=1;
c='A';
min=5500;
max=10500;
while(i<=300)
i=i+1;
obj_found=0;
data = getsnapshot(cam);
[y x c]=size(data);
x1=x/2;
x2=x1-40;
x3=x1+40;
% IMAGE SEPERATION BLOCK ---------------------
diff_im = imsubtract(data(:,:,1), rgb2gray(data));
diff_im = medfilt2(diff_im, [3 3]);
diff_im = im2bw(diff_im,0.18);
diff_im = bwareaopen(diff_im,100);
bw = bwlabel(diff_im, 8);
stats = regionprops(bw, 'all');
imshow(data)
hold on
for object = 1:length(stats)
obj_found=1;
bb = stats(object).BoundingBox;
bc = stats(object).Centroid;
ar=stats(object).Area;
rectangle('Position',bb,'EdgeColor','r','LineWidth',2)
plot(bc(1),bc(2), '-m+')
pix=((((ar<=max)&(ar>=min))*2)+((ar>max)*4)+((ar<min)*5)); 
if (bc(1)>x2)&(bc(1)<x3)
disp('ortada')
switch (pix)
case 2
r=1;
case 4
r=4;
case 5
r=5;
end
else if bc(1)<x2 
r=2; 
disp('sol') 
else if bc(1)>x3
r=3;
disp('sağ');
else
end
end
end
y1=1:y;
plot(x2,y1);
plot(x3,y1);
switch(r)
case 1
fwrite(s,'C');
case 2
fwrite(s,'L');
case 3
fwrite(s,'R');
case 4
fwrite(s,'B');
case 5
fwrite(s,'F');
otherwise
fwrite(s,'N');
end
end
if obj_found == 0
fwrite(s,'C');
disp('nesne yok')
end
hold off
end
fwrite(s,'C');
stop(cam);
flushdata(cam);
fclose(s);
clear all
clc
-----------------------------------------------------------------------------------

The name 'FramesPerTrigger' is not an accessible property for an instance of class 'ipcam'.

Error in ipcam/set (line 339)
            set@hgsetget(obj, varargin{:});

Error in Untitled1 (line 3)
set(cam, 'FramesPerTrigger', Inf);|

[Jan]

This is only a part of the error message. Pleas edit the question and insert the complete message.