我在运行SAS程序时，Log窗口出现了如下提示：

NOTE: Opening storage library WORK.IMLSTOR

NOTE: Module MAIN is undefined in IML; cannot be RUN.
NOTE: Exiting IML.
NOTE: Storage library WORK.IMLSTOR closed.

我想问一下，原因是不是没有SAS/IML模块呢？如果是，哪位有没有SAS/IML模块，谢谢了