# News: Articles for 2019/03

Messaging API: You can configure the rich menu setting for multiple users at a time

We added endpoints for the following rich menu operations:

For more information on how to use the rich menu features, see the following pages.

Documentation search feature enhanced

We enhanced the documentation search feature on the LINE Developers site.

Search results are more accurate, and keywords are highlighted in the result set so that you can find the necessary information more quickly.

Search bar

LINE SDK 5.1.0 for iOS Swift released

We released the LINE SDK 5.1.0 for iOS Swift. Get the SDK from our GitHub repository.


  • Some model types support the Encodable protocol for easier serialization.
  • JSON conversion for Objective-C model wrapper classes is supported for future features.
  • You can get the raw ID token value for server verification.
  • Swift 5.0 and Xcode 10.2 are supported.

We won't stop looking for ways to make your coding life easier. Expect more improvements in future versions!

Notice about system maintenance

We will perform maintenance for LINE Login and the Social API. We apologize for any inconvenience caused by this.

# Scheduled maintenance time

March 05, 2019 05:30-06:30 JST (+9 GMT)

# Impact

API operations using the access token for LINE Login v2.0 and the Social API v2.0 can be interrupted for 30 seconds to 1 minute.

This maintenance will not affect API operations using the access token for LINE Login v2.1 and the Social API v2.1.

Notice about service outage for LINE Login and the Social API (resolved)

We'd like to inform you about a service outage regarding LINE Login and the Social API. The issue has now been resolved but we sincerely apologize for any inconvenience that this may have caused.

# Date and time of outage

Date: February 26, 2019

Time: 6:46–7:16 JST (GMT+9)

# Cause of the outage

Issue with our servers.

# Details

HTTP status code 500 was sometimes returned when requests were sent to the LINE Login and Social APIs.

We will continue to improve the quality of the services we provide to our developers and we greatly appreciate your understanding.