如果我dir的是本地路径,没有问题。可要是dir的是共享路径(linux服务器ip地址,或者其他windows pc设置的共享文件)就报错,请问该如何处理。。。。不吝赐教(ERROR: The following columns were not found in the contributing tables: memtype?
ERROR: File WORK.T_DTA.DATA does not exist.
ERROR: The text expression &NOBS contains a recursive reference to the macro variable NOBS.  The
       macro variable will be assigned the null value.
)