Update Your flutter installation

Install Java 17

brew install openjdk@17

Set this as the new JAVA_HOME in .bash_profile or .zshrc

.zshrc

#export JAVA_HOME=/opt/homebrew/opt/openjdk@11
export JAVA_HOME=/opt/homebrew/opt/openjdk@17

Navigate to your flutter installation folder

cd ~/Downloads/Flutter

Git checkout to version 3.24.5

git checkout tags/3.24.5

Run flutter doctor to make sure everthing works

flutter doctor -v

Migrate Existing Applications/Libraries

Update all the Sisitech flutter libs packages to branch `update_flutter`

Here are the update_flutter branch commits for sisitech libraries

pubspec.yaml

---

  flutter_utils:
    git:
      url: git@github.com:sisitech/flutter_utils.git
      ref: "b68a85f"

  flutter_auth:
    git:
      url: git@github.com:sisitech/flutter_auth.git
      ref: "67872f9"

  flutter_form:
    git:
      url: git@github.com:sisitech/flutter-forms.git
      ref: "68aa594"

  flutter_tables:
    git:
      url: git@github.com:sisitech/flutter-tables.git
      ref: "a24c8cb"

  flutter_login:
    git:
      url: git@github.com:sisitech/flutter_login.git
      ref: "2870a15"

  sistch_fl_onboarding:
    git:
      url: git@github.com:sisitech/flutter_onboarding.git
      ref: "adeb6b7"
---

Rename Android folder to android_old

mv android android_old

Recreate Android Folder

In your root project run

flutter create .

Note

If it's a library switch into the example folder before recreating. cd example_folder

Copy the andorid `res` folder

This contains your app icons

rm -rf android/app/src/main/res
cp -r android_old/app/src/main/res android/app/src/main/

Create a pro-guard rules file

Create a android/app/proguard-rules.pro file

android/app/proguard-rules.pro

# Please add these rules to your existing keep rules in order to suppress warnings.
# This is generated automatically by the Android Gradle plugin.
-dontwarn com.google.errorprone.annotations.CanIgnoreReturnValue
-dontwarn com.google.errorprone.annotations.CheckReturnValue
-dontwarn com.google.errorprone.annotations.Immutable
-dontwarn com.google.errorprone.annotations.RestrictedApi
-dontwarn javax.annotation.Nullable
-dontwarn javax.annotation.concurrent.GuardedBy

Update the main `android/build.gradle` file

Update the allprojects section to this

android/build.gradle

---

allprojects {
    repositories {
        google()
        mavenCentral()
    }
    subprojects {
        afterEvaluate { project ->
            if (project.hasProperty('android')) {
                project.android {
                    if (namespace == null) {
                        namespace project.group
                    }
                }
            }
        }
    }
}

---

Move over any permission required to the new `AndroidManifest.xml` permissions and other settings

This includes

The permissions
Any receivers for instance sms
The application label
The application Icon

Clean the project

flutter clean

Update any packages with error

terminal

Execution failed for task ':workmanager:compileReleaseKotlin'.
> 'compileReleaseJavaWithJavac' task (current target is 1.8) and 'compileReleaseKotlin' task (current target is 17) jvm target compatibility should be set to the same Java version.

Note

From the above error workmanager manager app seems to be the problem. Updating it to workmanager: 0.5.2 fixes this issue

pubspec.yaml

dependency_overrides:
  intl: ^0.19.0
  win32: ^5.5.4
  workmanager: 0.5.2