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1 .TH ERROR 9P2 .SH NAME3 error \- return an error4 .SH SYNOPSIS5 .ta \w'\fLRerror 'u6 .IR size [4]7 .B Rerror8 .IR tag [2]9 .IR ename [ s ]10 .SH DESCRIPTION11 The12 .B Rerror13 message14 (there is no15 .BR Terror )16 is used to return an error string17 describing the18 failure of a transaction.19 It replaces the corresponding reply message20 that would accompany a successful call; its tag is that21 of the failing request.22 .PP23 By convention, clients may truncate error messages after24 .B ERRMAX-125 bytes;26 .B ERRMAX27 is defined in28 .BR <libc.h> .