3 NoConnection
no/failed network connection
5 InvalidPassword
password/ticket is invalid
6 LoggedInElsewhere
same user logged in elsewhere
7 InvalidProtocolVer
protocol version is incorrect
8 InvalidParam
a parameter is incorrect
9 FileNotFound
file was not found
10 Busy
called method busy - action not taken
11 InvalidState
called object was in an invalid state
12 InvalidName
name is invalid
13 InvalidEmail
email is invalid
14 DuplicateName
name is not unique
15 AccessDenied
access is denied
16 Timeout
operation timed out
18 AccountNotFound
account not found
19 InvalidSteamID
steamID is invalid
20 ServiceUnavailable
The requested service is currently unavailable
21 NotLoggedOn
The user is not logged on
22 Pending
Request is pending (may be in process, or waiting on third party)
23 EncryptionFailure
Encryption or Decryption failed
24 InsufficientPrivilege
Insufficient privilege
25 LimitExceeded
Too much of a good thing
26 Revoked
Access has been revoked (used for revoked guest passes)
27 Expired
License/Guest pass the user is trying to access is expired
28 AlreadyRedeemed
Guest pass has already been redeemed by account, cannot be acked again
29 DuplicateRequest
The request is a duplicate and the action has already occurred in the past, ignored this time
30 AlreadyOwned
All the games in this guest pass redemption request are already owned by the user
31 IPNotFound
IP address not found
32 PersistFailed
failed to write change to the data store
33 LockingFailed
failed to acquire access lock for this operation
39 ShoppingCartNotFound
failed to find the shopping cart requested
40 Blocked
a user didn't allow it
41 Ignored
target is ignoring sender
42 NoMatch
nothing matching the request found
44 ServiceReadOnly
this service is not accepting content changes right now
45 AccountNotFeatured
account doesn't have value, so this feature isn't available
46 AdministratorOK
allowed to take this action, but only because requester is admin
47 ContentVersion
A Version mismatch in content transmitted within the Steam protocol.
48 TryAnotherCM
The current CM can't service the user making a request, user should try another.
49 PasswordRequiredToKickSession
You are already logged in elsewhere, this cached credential login has failed.
50 AlreadyLoggedInElsewhere
You are already logged in elsewhere, you must wait
51 Suspended
Long running operation (content download) suspended/paused
52 Cancelled
Operation canceled (typically by user: content download)
53 DataCorruption
Operation canceled because data is ill formed or unrecoverable
54 DiskFull
Operation canceled - not enough disk space.
55 RemoteCallFailed
an remote call or IPC call failed
56 PasswordUnset
Password could not be verified as it's unset server side
57 ExternalAccountUnlinked
External account (PSN, Facebook...) is not linked to a Steam account
58 PSNTicketInvalid
PSN ticket was invalid
59 ExternalAccountAlreadyLinked
External account (PSN, Facebook...) is already linked to some other account, must explicitly request to replace/delete the link first
60 RemoteFileConflict
The sync cannot resume due to a conflict between the local and remote files
61 IllegalPassword
The requested new password is not legal
62 SameAsPreviousValue
new value is the same as the old one ( secret question and answer )
63 AccountLogonDenied
account login denied due to 2nd factor authentication failure
64 CannotUseOldPassword
The requested new password is not legal
65 InvalidLoginAuthCode
account login denied due to auth code invalid
66 AccountLogonDeniedNoMail
account login denied due to 2nd factor auth failure - and no mail has been sent
67 HardwareNotCapableOfIPT
69 ParentalControlRestricted
operation failed due to parental control restrictions for current user
70 FacebookQueryError
Facebook query returned an error
71 ExpiredLoginAuthCode
account login denied due to auth code expired
72 IPLoginRestrictionFailed
74 AccountLogonDeniedVerifiedEmailRequired
76 BadResponse
parse failure, missing field, etc.
77 RequirePasswordReEntry
The user cannot complete the action until they re-enter their password
78 ValueOutOfRange
the value entered is outside the acceptable range
79 UnexpectedError
something happened that we didn't expect to ever happen
80 Disabled
The requested service has been configured to be unavailable
81 InvalidCEGSubmission
The set of files submitted to the CEG server are not valid
82 RestrictedDevice
The device being used is not allowed to perform this action
83 RegionLocked
The action could not be complete because it is region restricted
84 RateLimitExceeded
Temporary rate limit exceeded, try again later, different from LimitExceeded which may be permanent
85 AccountLoginDeniedNeedTwoFactor
Need two-factor code to login
86 ItemDeleted
The thing we're trying to access has been deleted
87 AccountLoginDeniedThrottle
login attempt failed, try to throttle response to possible attacker
88 TwoFactorCodeMismatch
two factor code mismatch
89 TwoFactorActivationCodeMismatch
activation code for two-factor didn't match
90 AccountAssociatedToMultiplePartners
account has been associated with multiple partners
91 NotModified
data not modified
92 NoMobileDevice
the account does not have a mobile device associated with it
93 TimeNotSynced
the time presented is out of range or tolerance
94 SmsCodeFailed
SMS code failure (no match, none pending, etc.)
95 AccountLimitExceeded
Too many accounts access this resource
96 AccountActivityLimitExceeded
Too many changes to this account
97 PhoneActivityLimitExceeded
Too many changes to this phone
98 RefundToWallet
Cannot refund to payment method, must use wallet
99 EmailSendFailure
Cannot send an email
100 NotSettled
Can't perform operation till payment has settled
101 NeedCaptcha
Needs to provide a valid captcha
102 GSLTDenied
a game server login token owned by this token's owner has been banned
103 GSOwnerDenied
game server owner is denied for other reason (account lock, community ban, vac ban, missing phone)
104 InvalidItemType
the type of thing we were requested to act on is invalid
105 IPBanned
the ip address has been banned from taking this action
106 GSLTExpired
this token has expired from disuse; can be reset for use
107 InsufficientFunds
user doesn't have enough wallet funds to complete the action
108 TooManyPending
There are too many of this thing pending already
109 NoSiteLicensesFound
No site licenses found
110 WGNetworkSendExceeded
the WG couldn't send a response because we exceeded max network send size
111 AccountNotFriends
the user is not mutually friends
112 LimitedUserAccount
the user is limited
113 CantRemoveItem
item can't be removed
114 AccountDeleted
account has been deleted
115 ExistingUserCancelledLicense
A license for this already exists, but cancelled
116 CommunityCooldown
access is denied because of a community cooldown (probably from support profile data resets)
117 NoLauncherSpecified
No launcher was specified, but a launcher was needed to choose correct realm for operation
118 MustAgreeToSSA
User must agree to china SSA or global SSA before login
119 LauncherMigrated
The specified launcher type is no longer supported; the user should be directed elsewhere
120 SteamRealmMismatch
The user's realm does not match the realm of the requested resource
121 InvalidSignature
signature check did not match
122 ParseFailure
Failed to parse input
123 NoVerifiedPhone
account does not have a verified phone number
124 InsufficientBattery
user device doesn't have enough battery charge currently to complete the action
125 ChargerRequired
The operation requires a charger to be plugged in, which wasn't present
126 CachedCredentialInvalid
Cached credential was invalid - user must reauthenticate
127 PhoneNumberIsVOIP
The phone number provided is a Voice Over IP number