=== modified file 'plugins.d/password-prompt.c'
--- plugins.d/password-prompt.c	2011-03-08 11:08:35 +0000
+++ plugins.d/password-prompt.c	2011-03-17 18:19:08 +0000
@@ -111,7 +111,9 @@
     cl_fd = open(cmdline_filename, O_RDONLY);
     free(cmdline_filename);
     if(cl_fd == -1){
-      error(0, errno, "open");
+      if(errno != ENOENT){
+	error(0, errno, "open");
+      }
       return 0;
     }