@BochengJing wrote: This does not help. @PaigeMiller    I encountered the same issue and IV and DV were not overlapped. Since convergence issues are typically data, syntax or related to both unless your data set is identical and your syntax is identical then piggybacking on another thread doesn't really help. Start your own thread. Post a LOG from running your syntax including the the code and all notes or messages from the procedure. Some of the notes may give is more ideas on the convergence issue.   Be prepared to provide example data as well. Data should be provided in the form of working data step code OR reference one of the SAS supplied data sets such as SASHELP.CARS with matching code that provides similar results.     ... View more