I find this error in MATLAB. 'Error using bvparguments (line 111)'

Error using bvparguments (line 111)

Error in calling BVP4C(ODEFUN,BCFUN,SOLINIT,OPTIONS):

The boundary condition function BCFUN should return a column vector of length 10.

Error in bvp4c (line 129)

[n,npar,nregions,atol,rtol,Nmax,xyVectorized,printstats] = ...

Error in eqew (line 5)

sol1 = bvp4c(@ex8ode,@ex8bc,solinit,options);

Error in maincodeift (line 8)

sols1c1=eqew;

[Walter Roberson]

Your ex8bc function needs to return a column vector that has 10 elements in it. It is not acceptable for it to return a row vector.