1412 		reply(550, "Can't set gid.");  in pass()
1539 			reply(550, "Can't change root.");  in pass()
1556 			reply(550, "Can't set uid.");  in pass()
1569 				reply(550, "Root is inaccessible.");  in pass()
1674 			perror_reply(550, name);  in retrieve()
1684 			perror_reply(550, name);  in retrieve()
1696 				reply(550, "%s: not a plain file.", name);  in retrieve()
1712 					perror_reply(550, name);  in retrieve()
1719 			perror_reply(550, name);  in retrieve()
1754 			reply(550, "Appending to existing file denied.");  in store()
1763 			reply(550, "Modifying existing file denied.");  in store()
1792 					perror_reply(550, name);  in store()
1804 				perror_reply(550, name);  in store()
1808 			perror_reply(550, name);  in store()
2185 		reply(550, "Unimplemented TYPE %d in send_data.", type);  in send_data()
2310 		reply(550, "Unimplemented TYPE %d in receive_data.", type);  in receive_data()
2588 		perror_reply(550, name);  in delete()
2593 			perror_reply(550, name);  in delete()
2599 		reply(550, "Operation not permitted.");  in delete()
2603 		perror_reply(550, name);  in delete()
2615 		perror_reply(550, path);  in cwd()
2627 		reply(550, "Operation not permitted.");  in makedir()
2629 		perror_reply(550, name);  in makedir()
2644 		perror_reply(550, name);  in removedir()
2655 		perror_reply(550, "Get current directory");  in pwd()
2670 		reply(550, "Operation not permitted.");  in renamefrom()
2674 		perror_reply(550, name);  in renamefrom()
2689 		reply(550, "%s: permission denied.", to);  in renamecmd()
2694 		perror_reply(550, "rename");  in renamecmd()
3162 			reply(550, "No matching files found.");  in send_file_list()
3166 			perror_reply(550, whichf);  in send_file_list()
3186 				perror_reply(550, whichf);  in send_file_list()
3259 		reply(550, "No files found.");  in send_file_list()
3261 data_err:	perror_reply(550, "Data connection");  in send_file_list()