Linden Lab Official:Registration API Error Codes

Code	Message	Description
20	missing required field	You are missing one of the required fields
30	unallowed extra field	You are including a field that is not being used
40	banned username	Username is on the banned list
50	no perm last name id	You are not allowed to register a user with this last name id
60	invalid last name id	Last name id does not exist
70	invalid username	Username is not valid (must be alphanumeric between 2-31 characters)
80	invalid password	Password is not valid (must be between 6-16 characters)
90	invalid email	Not a valid email
95	email exists	Another user is currently using this email
100	invalid dob	Not a valid date
110	malformed dob	Date string is malformed
120	user exists	User with specified username and last_name_id already exists
130	invalid start_region_name	Start location region does not exist
140	no perm start_region_name	You do not have permission to place a user in this region, because you do not own the estate that it is in
150	invalid limited_to_estate	Limited estate cannot be set to an estate does not exist
160	no perm limited_to_estate	Limited estate cannot be set to an estate you do not own, besides mainland (estate_id = 1)
170	invalid region location options	the region location options (e.g. local_x, local_y) are invalid
180	missing orientation island or start location	You cannot set up a user to be on an estate without either 1) the estate having an orientation island or 2) setting the user's start location to a region that is in the estate
190	cannot register teen to non-teen grid	You cannot register a teen to a non-teen grid
191	cannot register adult to non-adult grid	You cannot register an adult to a non-adult grid
195	cannot register underage user	You cannot register a user into secondlife under 13
210	invalid start_local_x	start_local_x must be between 0-128
220	invalid start_local_y	start_local_y must be between 0-128
230	invalid start_local_z	start_local_z must be between 0-128
240	invalid start_look_at_x	start_look_at_x must be between 0-1
250	invalid start_look_at_y	start_look_at_y must be between 0-1
260	invalid start_look_at_z	start_look_at_z must be between 0-1
270	invalid agent_id	agent_id does not exist
280	invalid account_type	account_type can only be set as 'Monthly', 'Quarterly', or 'Annual'
285	no perm upgrade	only original registrar of user can upgrade
290	cannot upgrade non-base user	users of 'Base' status can only be upgraded
295	group set failed	failed to set active group
296	invalid group perm	not allowed to add members to this group
297	invalid group id	failed to find group
300	wrong type username	username must be type string
310	wrong type last_name_id	last_name_id must be type integer, or a string that represents an integer
320	wrong type dob	dob must be type string
330	wrong type email	email must be type string
340	wrong type password	password must be type string
350	wrong type limited_to_estate	limited_to_estate id must be type integer, or a string that represents an integer
360	wrong type start_region_name	start_region_name must be type string
370	wrong type start_local_x	start_local_x must be type float, or a string that represents a float
380	wrong type start_local_y	start_local_y must be type float, or a string that represents a float
390	wrong type start_local_z	start_local_z must be type float, or a string that represents a float
400	wrong type start_look_at_x	start_look_at_x must be type float, or a string that represents a float
410	wrong type start_look_at_y	start_look_at_y must be type float, or a string that represents a float
420	wrong type start_look_at_z	start_look_at_z must be type float, or a string that represents a float
500	over registration limit	you have registered over your maximum amount of users you can register in a 24 hour period.
1500	malformed xml	Your xml is malformed