帮助，当我在GestureDetector小部件或InkWell小部件的onTap属性中调用myMethod时,我得到一个onlystaticmemberscanbeaccessedininitializers错误staticStringseat1Source='images/carSeatBlack.png';_stater(){setState((){if(seat1Source=='images/carSeatBlack.png'){seat1Source='images/carSeatGreen.png';}else{seat1Source='images/carSeatBla
帮助，当我在GestureDetector小部件或InkWell小部件的onTap属性中调用myMethod时,我得到一个onlystaticmemberscanbeaccessedininitializers错误staticStringseat1Source='images/carSeatBlack.png';_stater(){setState((){if(seat1Source=='images/carSeatBlack.png'){seat1Source='images/carSeatGreen.png';}else{seat1Source='images/carSeatBla
我正在尝试在我的模拟器中运行Flutter的示例应用程序。但是，当我尝试运行(通过AndroidStudio或通过命令行)时，出现以下异常:Finishedwitherror:ProcessException:Process"C:\android_projects\flutter_app\android\gradlew.bat"exitedabnormally:Exceptioninthread"main"java.lang.NullPointerExceptionatorg.gradle.wrapper.BootstrapMainStarter.findLauncherJar(Boo
我正在尝试在我的模拟器中运行Flutter的示例应用程序。但是，当我尝试运行(通过AndroidStudio或通过命令行)时，出现以下异常:Finishedwitherror:ProcessException:Process"C:\android_projects\flutter_app\android\gradlew.bat"exitedabnormally:Exceptioninthread"main"java.lang.NullPointerExceptionatorg.gradle.wrapper.BootstrapMainStarter.findLauncherJar(Boo
第一次想跑flutter。我使用VS代码并运行flutterdoctor来验证我的安装:Doctorsummary(toseealldetails,runflutterdoctor-v):[✓]Flutter(Channelbeta,v0.8.2,onMacOSX10.12.616G29,localeen-ID)[✓]Androidtoolchain-developforAndroiddevices(AndroidSDK27.0.1)[✓]iOStoolchain-developforiOSdevices(Xcode9.2)[✓]AndroidStudio(version3.1)[✓]
第一次想跑flutter。我使用VS代码并运行flutterdoctor来验证我的安装:Doctorsummary(toseealldetails,runflutterdoctor-v):[✓]Flutter(Channelbeta,v0.8.2,onMacOSX10.12.616G29,localeen-ID)[✓]Androidtoolchain-developforAndroiddevices(AndroidSDK27.0.1)[✓]iOStoolchain-developforiOSdevices(Xcode9.2)[✓]AndroidStudio(version3.1)[✓]
失败:构建失败，出现异常。*Whatwentwrong:Executionfailedfortask':app:processDebugResources'.>AndroidresourcelinkingfailedOutput:/home/ollie2224/StudioProjects/24Hrs/build/app/intermediates/incremental/mergeDebugResources/merged.dir/values-v28/values-v28.xml:7:error:resourceandroid:attr/dialogCornerRadiusnotf
失败:构建失败，出现异常。*Whatwentwrong:Executionfailedfortask':app:processDebugResources'.>AndroidresourcelinkingfailedOutput:/home/ollie2224/StudioProjects/24Hrs/build/app/intermediates/incremental/mergeDebugResources/merged.dir/values-v28/values-v28.xml:7:error:resourceandroid:attr/dialogCornerRadiusnotf
我有一个lint-gradle-api.jar错误，我在论坛上查看了其他类似的问题，但我仍然有问题。有人有想法吗？ErrorrunningGradle:Exitcode1from:C:\Users\bgbra\Documents\Flutter_apps\flutter_app\android\gradlew.batapp:properties:ProjectevaluationfailedincludinganerrorinafterEvaluate{}.Runwith--stacktracefordetailsoftheafterEvaluate{}error.FAILURE:Bu
我有一个lint-gradle-api.jar错误，我在论坛上查看了其他类似的问题，但我仍然有问题。有人有想法吗？ErrorrunningGradle:Exitcode1from:C:\Users\bgbra\Documents\Flutter_apps\flutter_app\android\gradlew.batapp:properties:ProjectevaluationfailedincludinganerrorinafterEvaluate{}.Runwith--stacktracefordetailsoftheafterEvaluate{}error.FAILURE:Bu
