Database Error Messages

ORA-00987

missing or invalid username(s)

Cause

No username was specified or one of the specified usernames was invalid. Valid usernames must be specified to define a user. A username must begin with a letter, consisted only of alphanumeric characters and the special characters $, _, and #, and be less than or equal to 30 characters. If it contained other characters, it must be enclosed in double quotation marks. It may not be a reserved word.


Action

Specify a valid username, or list of usernames.