ios 平台运行时可能出现的问题以及解决方案

[豆浆油条]

问题1.

Automatically assigning platform ios with version 8.0 on target CloudLive because no platform was specified. Please specify a platform for this target in your Podfile. See https://guides.cocoapods.org/syntax/podfile.html#platform.

####解决方案：

连接

问题2

[!] <PBXResourcesBuildPhase UUID=xxx> attempted to initialize an object with an unknown UUID. 0B6359431C33CA0200C80C5D for attribute: files. This can be the result of a merge and the unknown UUID is being discarded.

解决方案

连接

连接

问题 3

`
Launching lib/main.dart on iPhone XS Max in debug mode...

CocoaPods' output:

↳

  Preparing

Analyzing dependencies

Inspecting targets to integrate

  Using `ARCHS` setting to build architectures of target `Pods-Runner`: (``)

Fetching external sources

-> Fetching podspec for `Flutter` from `.symlinks/flutter/ios`

-> Fetching podspec for `swift_plugin` from `.symlinks/plugins/swift_plugin/ios`

Resolving dependencies of `Podfile`

Comparing resolved specification to the sandbox manifest

  A Flutter

  A swift_plugin

Downloading dependencies

-> Installing Flutter (1.0.0)

-> Installing swift_plugin (0.0.1)

  - Running pre install hooks

[!] Unable to determine Swift version for the following pods:

- `swift_plugin` does not specify a Swift version and none of the targets (`Runner`) integrating it have the `SWIFT_VERSION` attribute set. Please contact the author or set the `SWIFT_VERSION` attribute in at least one of the targets that integrate this pod.

/Library/Ruby/Gems/2.3.0/gems/cocoapods-1.6.1/lib/cocoapods/installer/xcode/target_validator.rb:115:in `verify_swift_pods_swift_version'

/Library/Ruby/Gems/2.3.0/gems/cocoapods-1.6.1/lib/cocoapods/installer/xcode/target_validator.rb:37:in `validate!'

/Library/Ruby/Gems/2.3.0/gems/cocoapods-1.6.1/lib/cocoapods/installer.rb:459:in `validate_targets'

/Library/Ruby/Gems/2.3.0/gems/cocoapods-1.6.1/lib/cocoapods/installer.rb:138:in `install!'

/Library/Ruby/Gems/2.3.0/gems/cocoapods-1.6.1/lib/cocoapods/command/install.rb:48:in `run'

/Library/Ruby/Gems/2.3.0/gems/claide-1.0.2/lib/claide/command.rb:334:in `run'

/Library/Ruby/Gems/2.3.0/gems/cocoapods-1.6.1/lib/cocoapods/command.rb:52:in `run'

/Library/Ruby/Gems/2.3.0/gems/cocoapods-1.6.1/bin/pod:55:in `<top (required)>'

/usr/local/bin/pod:22:in `load'

/usr/local/bin/pod:22:in `<main>'

Error output from CocoaPods:

↳

[!] `<PBXGroup UUID=`97C146E51CF9000F007C117D`>` attempted to initialize an object with an unknown UUID. `CF3B75C9A7D2FA2A4C99F110` for attribute: `children`. This can be the result of a merge and  the unknown UUID is being discarded.

[!] Automatically assigning platform `ios` with version `8.0` on target `Runner` because no platform was specified. Please specify a platform for this target in your Podfile. See `https://guides.cocoapods.org/syntax/podfile.html#platform`.

Error running pod install

Error launching application on iPhone XS Max.

Exited (sigterm)
`

####解决方案

连接

连接

[豆浆油条]

'image_gallery_saver/image_gallery_saver-Swift.h' file not found

flutter build ios --no-codesign 
Warning: Building for device with codesigning disabled. You will have to manually codesign before deploying to device.
Building xyz.joewu.btguest for device (ios-release)...
Running pod install...                                              1.0s
Running Xcode build...                                                  
Xcode build done.                                            1.7s
Failed to build iOS app
Error output from Xcode build:
↳
    ** BUILD FAILED **


Xcode's output:
↳
    shared_preferences-ecdftdlsessmeqbydyobcruftruf
    /opt/flutter/.pub-cache/hosted/pub.dartlang.org/image_gallery_saver-1.2.2/ios/Classes/ImageGallerySaverPlugin.m:2:9: fatal error:
    'image_gallery_saver/image_gallery_saver-Swift.h' file not found
    #import <image_gallery_saver/image_gallery_saver-Swift.h>
            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    1 error generated.
    /opt/flutter/.pub-cache/hosted/pub.dartlang.org/image_gallery_saver-1.2.2/ios/Classes/ImageGallerySaverPlugin.m:2:9: fatal error:
    'image_gallery_saver/image_gallery_saver-Swift.h' file not found
    #import <image_gallery_saver/image_gallery_saver-Swift.h>
            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

解决方案

[豆浆油条]

'multi_image_picker/multi_image_picker-Swift.h' file not found

解决同上

#import <multi_image_picker/multi_image_picker-Swift.h>

改为

#import <multi_image_picker-Swift.h>