System Reserved Characters

Nickname Exclusions

Characters / Words

Example Error Message from Address Picker

Cannot be used in Nicknames

% , " < >

! # $ & ' ( )* + - . / : ;= ? @

[ \ ] ^ ` { | } ~

"SYS "

% , " < > are not allowed to be used in nicknames

Cannot be used as leading character in Nicknames

_

(Underscore)

_ is not allowed to be used as the first character of nicknames

These words cannot be used as Nicknames *

LOG   SUM   SIN   ASIN RAD   COS   ACOS   SQRT   DEG   TAN   ATAN LN   PI   MOD   AND   OR XOR   LSH   RSH   LRO   RRO

LOG is not allowed to be used as a nickname

Cannot use nicknames that have already been assigned

This nickname is already assigned to Address X001

* However, nicknames can include these words as a part of nicknames. For instance, users can not use 'LOG' as a nickname, but it is allowed to use 'A LOG' as nickname.