cl-launch 3.22 doesn't work for me with sbcl 1.0.57.0-2 from testing: % cl-launch '(+ 1 1)' ... unhandled SB-EXT:NAME-CONFLICT in thread #<SB-THREAD:THREAD "main thread" RUNNING {1002979C83}>: USE-PACKAGE #<PACKAGE "UIOP/DRIVER"> causes name-conflicts in #<PACKAGE "CL-LAUNCH"> between the following symbols: ASDF:FIND-SYMBOL*, UIOP/PACKAGE:FIND-SYMBOL* Did I anything wrong or is there a bug?