My project written in Swift has been using SQLCipher from the App’s first version, It really did a good job until I recently upgrade it to XCode 9 to support iOS 11. It shows errors " Use of unresolved identifier ‘sqlite3_key’". I had repeated the install instruction for more than 3 times, and also…

Hello @jdleung - please check out this information on using SQLCipher with XCode 9: [image] Important Advisory: SQLCipher with Xcode 9 and new SDKs SQLCipher FAQ Apple has recently released Xcode 9, along with new SDKs (e.g. iOS 11, watchOS 4, etc), with new features and …

@sjlombardo , I followed your instruction to use the following code to test if SQLCipher is running, I got “true”, but if I used ‘sqlite3_key’ again the error Use of unresolved identifier ‘sqlite3_key’ happened. The settings is as same as the Objective-C project, but it fails in Swift. In the same p…

@sjlombardo , I create a new project in Swift, SQLCipher runs without error.:joy: I think there is other sqlite reference in the project, but libsqlite3.dylib had been removed before, and the project has run well before upgrading to XCode 9. Any other frameworks must be removed? Thanks.

Hello @jdleung - if there are other components that reference SQLite, you should take a look at this guidance as well related to the link ordering. [image] Important Advisory: SQLCipher with Xcode 8 and new SDKs SQLCipher FAQ Note: Updated to clarify that this guidance ap…

Hello @sjlombardo , thanks your guidance, the project do has two CocoaPods frameworks. I tried to remove them and then reinstall them with the latest version, SQLCipher works now.

Hello @jdleung - It’s good to hear that things are working for you. Just to clarify, did you upgrade the other Pods, reorder your pods in the spec, or do something else? As an aside, it would be a good idea to implement the runtime checks mentioned in the above articles.

Hi @sjlombardo , I just removed and upgraded all the Pods without reordering.

Use of unresolved identifier 'sqlite3_key' in XCode 9 iOS 11

SQLCipher

sjlombardo November 6, 2017, 2:06pm 2

Hello @jdleung - please check out this information on using SQLCipher with XCode 9:

Topic		Replies	Views
Important Advisory: SQLCipher with Xcode 9 and new SDKs SQLCipher FAQ	6	7445	December 24, 2017
iOS 11 / Xcode issue - Implicit declaration of function 'sqlite3_key' is invalid in C99 SQLCipher	79	30293	February 16, 2019
Upgrading xcode to Version 14.3.1 (14E300c) causes compilation errors SQLCipher	8	1418	June 21, 2023
Use of unresolved identifier 'sqlite3_key' SQLCipher	17	7543	May 7, 2016
Important Advisory: SQLCipher with Xcode 8 and new SDKs SQLCipher FAQ	0	13855	September 14, 2016

Use of unresolved identifier 'sqlite3_key' in XCode 9 iOS 11

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