Exception: Error getting Flutter sdk information. #8594
Description
What happened
(please describe what you were doing when this exception occurred)
I opened IntelliJ IDEA and my last project loaded, then this error appeared.
Version information
IntelliJ IDEA 2025.2.4 • Flutter plugin io.flutter 88.0.0 • Dart plugin 252.25557.23
Error getting Flutter sdk information.
Exception
null
java.lang.IllegalStateException: Background write action is not permitted on this thread. Consider using `backgroundWriteAction`, or switch to EDT
at com.intellij.openapi.application.impl.ApplicationImpl.checkWriteActionAllowedOnCurrentThread(ApplicationImpl.java:1092)
at com.intellij.openapi.application.impl.ApplicationImpl.runWriteAction(ApplicationImpl.java:1099)
at io.flutter.utils.OpenApiUtils.safeRunWriteAction(OpenApiUtils.java:94)
at io.flutter.FlutterInitializer.ensureAndroidSdk(FlutterInitializer.java:443)
at io.flutter.FlutterInitializer.executeProjectStartup(FlutterInitializer.java:122)
at io.flutter.FlutterProjectActivity.execute$suspendImpl(FlutterProjectActivity.kt:21)
at io.flutter.FlutterProjectActivity.execute(FlutterProjectActivity.kt)
at com.intellij.ide.startup.impl.StartupManagerImplKt$launchActivity$1.invokeSuspend(StartupManagerImpl.kt:511)
at kotlin.coroutines.jvm.internal.BaseContinuationImpl.resumeWith(ContinuationImpl.kt:33)
at kotlinx.coroutines.DispatchedTask.run(DispatchedTask.kt:100)
at kotlinx.coroutines.scheduling.CoroutineScheduler.runSafely(CoroutineScheduler.kt:613)
at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.executeTask(CoroutineScheduler.kt:1189)
at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.runWorker(CoroutineScheduler.kt:778)
at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.run(CoroutineScheduler.kt:765)
Flutter log
2025-10-28 10:07:21 io.flutter.jxbrowser.JxBrowserManager [INFO ] TrafficClient: Installing JxBrowser
2025-10-28 10:07:21 io.flutter.FlutterInitializer [INFO ] Executing Flutter plugin startup for project: TrafficClient
2025-10-28 10:07:21 io.flutter.jxbrowser.JxBrowserManager [INFO ] TrafficClient: JxBrowser platform files already exist, skipping download
2025-10-28 10:07:21 io.flutter.jxbrowser.JxBrowserManager [INFO ] Loaded JxBrowser files successfully
2025-10-28 10:07:21 io.flutter.FlutterInitializer [INFO ] Flutter module has been found for project: TrafficClient
2025-10-28 10:07:21 io.flutter.FlutterInitializer [SEVERE ] Background write action is not permitted on this thread. Consider using `backgroundWriteAction`, or switch to EDT
java.lang.IllegalStateException: Background write action is not permitted on this thread. Consider using `backgroundWriteAction`, or switch to EDT
at com.intellij.openapi.application.impl.ApplicationImpl.checkWriteActionAllowedOnCurrentThread(ApplicationImpl.java:1092)
at com.intellij.openapi.application.impl.ApplicationImpl.runWriteAction(ApplicationImpl.java:1099)
at io.flutter.utils.OpenApiUtils.safeRunWriteAction(OpenApiUtils.java:94)
at io.flutter.FlutterInitializer.ensureAndroidSdk(FlutterInitializer.java:443)
at io.flutter.FlutterInitializer.executeProjectStartup(FlutterInitializer.java:122)
at io.flutter.FlutterProjectActivity.execute$suspendImpl(FlutterProjectActivity.kt:21)
at io.flutter.FlutterProjectActivity.execute(FlutterProjectActivity.kt)
at com.intellij.ide.startup.impl.StartupManagerImplKt$launchActivity$1.invokeSuspend(StartupManagerImpl.kt:511)
at kotlin.coroutines.jvm.internal.BaseContinuationImpl.resumeWith(ContinuationImpl.kt:33)
at kotlinx.coroutines.DispatchedTask.run(DispatchedTask.kt:100)
at kotlinx.coroutines.scheduling.CoroutineScheduler.runSafely(CoroutineScheduler.kt:613)
at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.executeTask(CoroutineScheduler.kt:1189)
at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.runWorker(CoroutineScheduler.kt:778)
at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.run(CoroutineScheduler.kt:765)
2025-10-28 10:07:21 io.flutter.FlutterInitializer [SEVERE ] IntelliJ IDEA 2025.2.4 Build #IU-252.27397.103
2025-10-28 10:07:21 io.flutter.FlutterInitializer [SEVERE ] JDK: 21.0.8; VM: OpenJDK 64-Bit Server VM; Vendor: JetBrains s.r.o.
2025-10-28 10:07:21 io.flutter.FlutterInitializer [SEVERE ] OS: Windows 10
2025-10-28 10:07:21 io.flutter.FlutterInitializer [SEVERE ] Plugin to blame: Flutter version: 88.0.0
2025-10-28 10:07:21 io.flutter.FlutterInitializer [SEVERE ] Last Action:
2025-10-28 10:07:22 io.flutter.sdk.FlutterCommand [INFO ] flutter.bat [--no-color, config, --machine]
2025-10-28 10:07:23 io.flutter.run.daemon.DeviceDaemon [INFO ] starting Flutter device daemon #1: K:/Dev/SDKs/Flutter/bin/flutter.bat daemon
2025-10-28 10:07:23 io.flutter.sdk.FlutterCommand [INFO ] flutter.bat [--no-color, config, --machine]
2025-10-28 10:07:28 io.flutter.sdk.FlutterSdk [INFO ] Timeout when calling flutter config --machine
2025-10-28 10:07:31 io.flutter.sdk.FlutterSdk [INFO ] Timeout when calling flutter config --machine