基于simulink的光伏MPPT模糊控制模型报错

请问simulink的这个报错要怎么解决

Error in 'MPPT_FUZZY_3/fuzzy mppt/Fuzzy Logic Controller with Ruleviewer/Animation1' while executing MATLAB S-function 'animrule', flag = 0 (initialize), at start of simulation.
Caused by:
此类型的变量不支持使用点进行索引。

这是系统的模型和两个子模块