simplis仿真遇到问题，谢谢。

下载doaer大师的simplis uc3886 buck仿真电路，但是打开后，按F9仿真出现如下错误，请高手帮忙指点，谢谢。

Welcome to SIMetrix/SIMPLIS Micron
Version 5.50f (x86)

*** ERRORS REPORTED BY SIMPLIS ***
****************************************
<<<<<<<< Error Message ID: 1062 >>>>>>>>

input file D:My DocumentsDownloadsUC3886UC3886SIMPLIS_Data/UC3886.deck, line 19
E1 33 38 43 38 1

The controlling node `43'
for `E1' is not defined
in the current circuit.



*** END SIMPLIS ERROR REPORT ***
Error : Cannot open nested schematic 'D:My DocumentsDownloadsUC3886UC3886UC2886.sxcmp' for netlisting
Model libs changed
Making device catalog. This may take some time, please wait...
Completed
Error : Cannot open nested schematic 'D:My DocumentsDownloadsUC3886UC3886UC2886.sxcmp' for netlisting