iOS Dev-flash-back issue-fix the previous App on iOS 9 will flash back issue

Last Updated: (2015.10.02)

Development environment:

• Delphi Ten Seattle
• OS X El Capitan v10.11
  • You need to use the following Hotfix
    id:30398, Paserver Hotfix for Delphi, C++builder and RAD Studio Seattle
• Xcode v7.0.1
• IOS SDK v9.0

Real-Machine testing (the following types are not flash back):

• IPhone 3GS v6.1.2 (+ bit)
• IPhone 4 v7.1.2 (+ bit)
• IPhone 4S v9.0 (+ bit)
• IPhone 5S v8.4.1 (+ bit)
• IPad 2 Mini v9.0 (+ bit)

※ Using the above configuration, and EMB the official Hotfix provided, There is no problem with the real machine, the following flash-back problem can be skipped.

Issue One: iOS 9 was opened for download in 2015/09/16, but apps that were previously developed using Delphi (XE8 or earlier) will be rolled back and not run on iOS 9.

Question two: Using the Delphi Seattle + Xcode 7.0 + iOS SDK 9.0 to release the real machine to iOS 9 is no problem, but the release to iOS 6~8 will flash back .

To solve these problems, you can refer to the following methods:

1. Re-shelves using Delphi Seattle:

Development environment:

• Delphi Ten Seattle
• Xcode 7.0
• IOS SDK 8.4 (This is the key, be sure to use SDK 8.4 to not flash back)

Real-Machine testing (the following types are not flash back):

• IPhone 3GS v6.1.2 (+ bit)
• IPhone 4 v7.1.2 (+ bit)
• IPhone 4S v9.0 (+ bit)
• IPhone 5S v8.4.1 (+ bit)
• IPad 2 Mini v9.0 (+ bit)

2. Re-shelves using XE8:

Development environment:

• Delphi XE8 Update 1
• Xcode 6.4
• IOS SDK 8.4

Modify the source code:

• According to the official recommended method, modify the source code of the XE8 (if not modified, will flash back):
  http://community.embarcadero.com/blogs/entry/ Workaround-steps-for-building-ios-32-bit-applications-for-ios-9-with-xe7-and-xe8

Real-Machine testing (the following types are not flash back):

• IPhone 3GS v6.1.2 (+ bit)
• IPhone 4 v7.1.2 (+ bit)
• IPhone 4S v9.0 (+ bit)
• IPhone 5S v8.4.1 (+ bit)
• IPad 2 Mini v9.0 (+ bit)

Quickly re-listing the new App.

Additional finishing, according to the version of the following (2015.09.23):

• Xcode 7.0 + SDK 8.4
  • XE8 + IOS 6 = Normal
  • XE8 + IOS 7 = Normal
  • XE8 + IOS 8 = Normal
  • XE8 + IOS 9 = Normal
• Xcode 6.4 + SDK 8.4
  • XE8 + IOS 6 = Normal
  • XE8 + IOS 7 = Normal
  • XE8 + IOS 8 = Normal
  • XE8 + IOS 9 = Flash Back (use official repair files, do not flash back)
• Xcode 7.0 + SDK 9.0
  • D10 + iOS 6 = Flash back
  • D10 + iOS 7 = Flash back
  • D10 + iOS 8 = Flash back
  • D10 + IOS 9 = Normal

Official QC discussion:

https://quality.embarcadero.com/browse/RSP-12324

Official Apple Xcode Download location:

https://developer.apple.com/downloads/

• OS X El Capitan

iOS Development-flash back issue-fix a previous App on iOS 9 will flash back issue