Error using hsv2rgb (line 59) MAP must be a Mx3 array. Error in hsvdwt (line 35) rgbimg=hsv2rgb(hsvimg);

ima = imread('w4.jpg'); 

HSV = rgb2hsv(ima); 
H = HSV(:,:,1); 
S = HSV(:,:,2); 
V = HSV(:,:,3); 

SE = strel('line',11,90);
H = imdilate(H,SE); 
S = imdilate(S,SE); 
V = imdilate(V,SE); 

[hca1,hch1,hcv1,hcd1] = dwt2(H,'bior1.3'); 
[sca1,sch1,scv1,scd1] = dwt2(S,'bior1.3'); 
[vca1,vch1,vcv1,vcd1] = dwt2(V,'bior1.3');

LH = hch1+hcv1+hcd1; 
LS = sch1+scv1+scd1; 
LV = vch1+vcv1+vcd1;

%a=idwt2(LH,hch1,hcv1,hcd1,'bior1.3'); 
%figure,imshow(a); 
%b=idwt2(LS,sch1,scv1,scd1,'bior1.3'); 
%figure,imshow(b); 
%c=idwt2(LV,vch1,vcv1,vcd1,'bior1.3'); 
%figure,imshow(c); 
%hsvimg=a+b+c;

a = LH+LS+LV; 
h = hch1+sch1+vch1; 
v = hcv1+scv1+vcv1; 
d = hcd1+scd1+vcd1;

hsvimg = idwt2(a,h,v,d,'bior1.3'); 
figure,imshow(hsvimg); title('reconstructed image');

rgbimg = hsv2rgb(hsvimg); 
figure,imshow(rgbimg); title('reconstructed rgb image');

[Walter Roberson]

I suspect that you are getting a 2D array at that point. Typically you need to reconstruct the channels separately and put them together to get a 3d array suitable for hsv2rgb