大神请进！国际先进的控制软件DOTcvp不能调用DOTcvp\dotcvp_main，有用过的没?

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我的DOTcvp不能调用DOTcvp\dotcvp_main，有没有大神用过。
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Saving of the ODE ................................................. done!
& Z8 c% i, v' E/ H& c" M0 Y6 QSaving of the inequality constraints .............................. done!
; k% _& f' V$ }3 `$ AGeneration of the file: cvm_rhs.m (ODE - MATLAB) .................. ??? Undefined function or method 'sym' for input arguments of type 'char'.

7 {/ z# y6 L: Z( F+ ?7 LError in ==> D:\课题\DOTcvp\src_code\dotcvp_cvdx_f_matlab.p>dotcvp_cvdx_f_matlab at 89
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; l; o1 K% R% n% c2 XError in ==> D:\课题\DOTcvp\src_code\dotcvp_single_optimization.p>dotcvp_single_optimization at 169


! S5 i. E8 W( O% ~  t. rError in ==> D:\课题\DOTcvp\src_code\dotcvp_hybrid_strategy.p>dotcvp_hybrid_strategy at 63
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Error in ==> D:\课题\DOTcvp\src_code\dotcvp_main.p>dotcvp_main at 46
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