PH03491: A MOBILEFIRST CORDOVA APP MIGHT CRASH ON IOS DEVICES AFTER A SERIES OF LOGINS/LOGOUTS

APAR status

• Closed as program error.

Error description

• Product components impacted: MobileFirst SDK
  Mobile Devices Operating Systems impacted: iOS
  User roles impacted: User
  Distribution: npm, Fix Central
  Versions affected: 8.0
  
  It was found that if the following sequence of operations is
  performed multiple times on the iOS platform, then a crash of
  the app could occur:
  
  1. Call an adapter.
  2. Step 1 triggers the MobileFirst security framework and
  challenge hander.
  3. Call WLAuthorizationManager.login from the app.
  4. Adapter Call WLResourceRequest (Call several times)
  5. Call WLAuthorizationManager.logout in the callback of the
  adapter.
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * End users of mobile apps with the MobileFirst iOS SDK        *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * Intermittently, when a series of login/logout calls are made *
  * from an app interspersed with calls to MobileFirst adapters, *
  * the app may crash on the device. This occurs on Cordova apps *
  * on iOS                                                       *
  ****************************************************************
  * RECOMMENDATION:                                              *
  * -                                                            *
  ****************************************************************
  

Problem conclusion

• The MobileFirst SDK has been modified to avoid the crash. Proper
  error handling is added in code to handle the exception.
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Fix information

• Fixed component name

  MOBILE1ST PF EN

• Fixed component ID

  5725I4300

Applicable component levels

• R800 PSY

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