Exception when trying to write Characteristic with Response

[RubenKid]

Describe the bug Exception is raised when try to write credentials with Response using an iOS device

To Reproduce Steps to reproduce the behavior:

1. Connect to one / many devices using connectTo() / connectToAdvertisingDevice()
2. write to non-protected characteristic
3. Observe a failure with below exception

Exception: GenericFailure(code: WriteCharacteristicFailure.unknown, message: "Error Domain=CBATTErrorDomain Code=14 "Unlikely error." UserInfo={NSLocalizedDescription=Unlikely error.}"

Expected behavior Characteristic should be written

• [ ] I tried doing the same in Android and it works perfect. Also tried with Light Blue app and it woks

Smartphone / tablet

• Device: iPhone 13
• OS: iOS 16
• Package version: 5.1.1

[wcoder]

CBATTErrorDomain Code=14 "Unlikely error." looks like it's an iOS error during communication

• check your characteristic via iOS nRF Connect
• check your data length and used or not MTU

[RubenKid]

Checked with iOS nRF Connect and It seems the device disconnects after writing, this could be a reason I believe