diff --git a/src/gam/gamlib/glgapi.py b/src/gam/gamlib/glgapi.py
index 6a84ce87..e223db76 100644
--- a/src/gam/gamlib/glgapi.py
+++ b/src/gam/gamlib/glgapi.py
@@ -116,6 +116,7 @@
 LABEL_MUTATION_UNKNOWN_FIELD = 'labelMutationUnknownField'
 LIMIT_EXCEEDED = 'limitExceeded'
 LOGIN_REQUIRED = 'loginRequired'
+MAIL_SERVICE_NOT_ENABLED = 'mailServiceNotEnabled'
 MALFORMED_WORKING_LOCATION_EVENT = 'malformedWorkingLocationEvent'
 MEMBER_NOT_FOUND = 'memberNotFound'
 MYDRIVE_HIERARCHY_DEPTH_LIMIT_EXCEEDED = 'myDriveHierarchyDepthLimitExceeded'
@@ -255,9 +256,9 @@
                                                               LABEL_MUTATION_ILLEGAL_SELECTION, LABEL_MUTATION_UNKNOWN_FIELD]
 DOCS_ACCESS_THROW_REASONS = DRIVE_USER_THROW_REASONS+[NOT_FOUND, PERMISSION_DENIED, FORBIDDEN, INTERNAL_ERROR, INSUFFICIENT_FILE_PERMISSIONS,
                                                       BAD_REQUEST, INVALID, INVALID_ARGUMENT, FAILED_PRECONDITION]
-GMAIL_THROW_REASONS = [SERVICE_NOT_AVAILABLE, BAD_REQUEST]
+GMAIL_THROW_REASONS = [MAIL_SERVICE_NOT_ENABLED, BAD_REQUEST]
 GMAIL_LIST_THROW_REASONS = [FAILED_PRECONDITION, PERMISSION_DENIED, INVALID, INVALID_ARGUMENT]
-GMAIL_SMIME_THROW_REASONS = [SERVICE_NOT_AVAILABLE, BAD_REQUEST, INVALID_ARGUMENT, FORBIDDEN, NOT_FOUND, PERMISSION_DENIED]
+GMAIL_SMIME_THROW_REASONS = [MAIL_SERVICE_NOT_ENABLED, BAD_REQUEST, INVALID_ARGUMENT, FORBIDDEN, NOT_FOUND, PERMISSION_DENIED]
 GROUP_GET_THROW_REASONS = [GROUP_NOT_FOUND, DOMAIN_NOT_FOUND, DOMAIN_CANNOT_USE_APIS, FORBIDDEN, BAD_REQUEST, INVALID, SYSTEM_ERROR]
 GROUP_GET_RETRY_REASONS = [INVALID, SYSTEM_ERROR, SERVICE_NOT_AVAILABLE]
 GROUP_CREATE_THROW_REASONS = [DUPLICATE, DOMAIN_NOT_FOUND, DOMAIN_CANNOT_USE_APIS, FORBIDDEN, INVALID, INVALID_INPUT]
@@ -268,7 +269,7 @@
 GROUP_SETTINGS_RETRY_REASONS = [INVALID, SERVICE_LIMIT, SERVICE_NOT_AVAILABLE]
 GROUP_LIST_THROW_REASONS = [RESOURCE_NOT_FOUND, DOMAIN_NOT_FOUND, FORBIDDEN, BAD_REQUEST]
 GROUP_LIST_USERKEY_THROW_REASONS = GROUP_LIST_THROW_REASONS+[INVALID_MEMBER, INVALID_INPUT]
-KEEP_THROW_REASONS = [SERVICE_NOT_AVAILABLE, BAD_REQUEST, PERMISSION_DENIED, INVALID_ARGUMENT, NOT_FOUND]
+KEEP_THROW_REASONS = [AUTH_ERROR, BAD_REQUEST, PERMISSION_DENIED, INVALID_ARGUMENT, NOT_FOUND]
 LOOKERSTUDIO_THROW_REASONS = [INVALID_ARGUMENT, SERVICE_NOT_AVAILABLE, BAD_REQUEST, NOT_FOUND, PERMISSION_DENIED, INTERNAL_ERROR]
 MEMBERS_THROW_REASONS = [GROUP_NOT_FOUND, DOMAIN_NOT_FOUND, DOMAIN_CANNOT_USE_APIS, INVALID, FORBIDDEN, SERVICE_NOT_AVAILABLE]
 MEMBERS_RETRY_REASONS = [SYSTEM_ERROR, SERVICE_NOT_AVAILABLE]
@@ -277,8 +278,8 @@
 RESELLER_THROW_REASONS = [BAD_REQUEST, RESOURCE_NOT_FOUND, FORBIDDEN, INVALID]
 SHEETS_ACCESS_THROW_REASONS = DRIVE_USER_THROW_REASONS+[NOT_FOUND, PERMISSION_DENIED, FORBIDDEN, INTERNAL_ERROR, INSUFFICIENT_FILE_PERMISSIONS,
                                                         BAD_REQUEST, INVALID, INVALID_ARGUMENT, FAILED_PRECONDITION]
-TASK_THROW_REASONS = [SERVICE_NOT_AVAILABLE, BAD_REQUEST, PERMISSION_DENIED, INVALID, NOT_FOUND, ACCESS_NOT_CONFIGURED]
-TASKLIST_THROW_REASONS = [SERVICE_NOT_AVAILABLE, BAD_REQUEST, PERMISSION_DENIED, INVALID, NOT_FOUND, ACCESS_NOT_CONFIGURED]
+TASK_THROW_REASONS = [BAD_REQUEST, PERMISSION_DENIED, INVALID, NOT_FOUND, ACCESS_NOT_CONFIGURED]
+TASKLIST_THROW_REASONS = [BAD_REQUEST, PERMISSION_DENIED, INVALID, NOT_FOUND, ACCESS_NOT_CONFIGURED]
 USER_GET_THROW_REASONS = [USER_NOT_FOUND, DOMAIN_NOT_FOUND, DOMAIN_CANNOT_USE_APIS, FORBIDDEN, BAD_REQUEST, SYSTEM_ERROR]
 YOUTUBE_THROW_REASONS = [SERVICE_NOT_AVAILABLE, AUTH_ERROR, UNSUPPORTED_SUPERVISED_ACCOUNT, UNSUPPORTED_LANGUAGE_CODE, CONTENT_OWNER_ACCOUNT_NOT_FOUND]
 
@@ -293,7 +294,7 @@
     ],
   FAILED_PRECONDITION: [
     ('Bad Request', BAD_REQUEST),
-    ('Mail service not enabled', SERVICE_NOT_AVAILABLE),
+    ('Mail service not enabled', MAIL_SERVICE_NOT_ENABLED),
     ],
   INVALID: [
     ('userId', USER_NOT_FOUND),
@@ -536,6 +537,8 @@ class limitExceeded(Exception):
   pass
 class loginRequired(Exception):
   pass
+class mailServiceNotEnabled(Exception):
+  pass
 class malformedWorkingLocationEvent(Exception):
   pass
 class memberNotFound(Exception):
@@ -753,6 +756,7 @@ class userRateLimitExceeded(Exception):
   LABEL_MUTATION_UNKNOWN_FIELD: labelMutationUnknownField,
   LIMIT_EXCEEDED: limitExceeded,
   LOGIN_REQUIRED: loginRequired,
+  MAIL_SERVICE_NOT_ENABLED: mailServiceNotEnabled,
   MALFORMED_WORKING_LOCATION_EVENT: malformedWorkingLocationEvent,
   MEMBER_NOT_FOUND: memberNotFound,
   NO_LIST_TEAMDRIVES_ADMINISTRATOR_PRIVILEGE: noListTeamDrivesAdministratorPrivilege,