@wang_ziyi01 wrote: Here are some errors: ERROR: Connect: Class not registered ERROR: Error in the LIBNAME statement And it also says the file cannot be found. I run this code before it worked, but I had no idead dit stopped running and gave me troubles. here is the code again:     You have an XLS file? If it worked and stopped, what changed in between?   I can't really help with path issues, though it doesn help if you post the full log. The log does include indications of what the solution might be if you're used to reading them. ... View more