HarmonyOS鸿蒙Next中HelloWorld出错了，哪位大哥指点一下？

HarmonyOS鸿蒙Next中HelloWorld出错了，哪位大哥指点一下？

结构如下，是官方给出的结构

![结构图]

main_layout.xml文件如下，官方复制过来的

<?xml version="1.0" encoding="utf-8"?>
<DependentLayout
    xmlns:ohos="http://schemas.huawei.com/res/ohos"
    ohos:width="match_parent"
    ohos:height="match_parent"
    ohos:background_element="#000000">
    <Text
        ohos:id="$+id:text"
        ohos:width="match_content"
        ohos:height="match_content"
        ohos:center_in_parent="true"
        ohos:text="Hello World"
        ohos:text_color="white"
        ohos:text_size="32fp"/>
    <Button
        ohos:id="$+id:button"
        ohos:width="match_content"
        ohos:height="match_content"
        ohos:text_size="19fp"
        ohos:text="Next"
        ohos:top_padding="8vp"
        ohos:bottom_padding="8vp"
        ohos:right_padding="80vp"
        ohos:left_padding="80vp"
        ohos:text_color="white"
        ohos:background_element="$graphic:button_element"
        ohos:center_in_parent="true"
        ohos:align_parent_bottom="true"/>
</DependentLayout>

button_element.xml如下，是官方复制过来的 报错了

![button_element.xml]

MainAbilitySlice如下，是官方复制过来的， 报错了

![MainAbilitySlice]

控制台情况

![控制台情况]


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15 回复

压根就不熟报错。只是开发工具的一点不足之处，资源文件找不到。类似于安卓的R文件，编译后才能生成R文件

更多关于HarmonyOS鸿蒙Next中HelloWorld出错了，哪位大哥指点一下？的实战系列教程也可以访问 https://www.itying.com/category-93-b0.html


感谢技术大大，已经可以运行，为提供给其他开发者同样的问题，特此回复

这是成功的页面

解决的步骤：

这个错误是之前的，我今天再次登录进来，不知道为什么，我什么都没操作，就自动变成了这个来

自动解决了

以下错误依然存在，但是我的HelloWorld已经出来了

界面是出来了，但是控制台是错误的

完整报错信息如下：

09/13 10:10:11: Launching com.example.myapplication
$hdc shell am force-stop com.example.myapplication
$hdc file send E:/AllProject/DevEco/MyApplication/entry/build/outputs/hap/debug/entry-debug-unsigned.hap /sdcard/entry-debug-unsigned.hap
$hdc shell bm install -p /sdcard/entry-debug-unsigned.hap
$hdc shell am start -n "com.example.myapplication/com.example.myapplication.MainAbilityShellActivity"
Client not ready yet..Waiting for process to come online
Connected to process 2362 on device huawei-gll_al00-127.0.0.1:18888
Capturing and displaying logcat messages from application. This behavior can be disabled in the "Logcat output" section of the "Debugger" settings page.
I/Zygote: seccomp disabled by setenforce 0
I/e.myapplicatio: Late-enabling -Xcheck:jni
E/e.myapplicatio: Unknown bits set in runtime_flags: 0x8000
I/e.myapplicatio: Reinit property: dalvik.vm.checkjni= false
ReInitProperties: persist.vm.debug.dumpapi= false
E/HwDFRFrameworkFactory: Class Not found Exception
I/HwDFRFrameworkFactory: No ZrHung framework implements exists.
D/ActivityThread: Attach thread to application
E/HwDFRFrameworkFactory: Class Not found Exception
I/HwDFRFrameworkFactory: No ZrHung framework implements exists.
W/e.myapplicatio: Can't mmap dex file /data/app/com.example.myapplication-qoSnG1NcFKlc7JRdDFgWIA==/base.apk!classes.dex directly; please zipalign to 4 bytes. Falling back to extracting file.
W/e.myapplicatio: JIT profile information will not be recorded: profile file does not exits.
I/ActivityThread: Init compatible state: true
D/HwFrameworkSecurityPartsFactory: HwFrameworkSecurityPartsFactory in.
I/HwFrameworkSecurityPartsFactory: add HwFrameworkSecurityPartsFactory to memory.
E/BehaviorCollectManager: Fail to acquire dataAnalyzerService...
I/HwApiCacheMangerEx: apicache path=/storage/emulated/0 state=mounted key=com.example.myapplication#10060#256
need clear apicache, because volumes changed,oldCnt=0 newCnt=1
I/HwApiCacheMangerEx: apicache path=/storage/emulated/0 state=mounted key=com.example.myapplication#10060#0
need clear apicache, because volumes changed,oldCnt=1 newCnt=1
I/HwPartIawareFactory: add android.common.HwPartIawareFactoryImpl to memory.
I/AwareBitmapCacher: init processName:com.example.myapplication pid=2362 uid=10060
I/ActivityThread: finishPreloaded preloadStatus 0
D/OpenGLRenderer: disableOutlineDraw is true
D/libEGL: Emulator has host GPU support, qemu.gles is set to 1.
E/HwDFRFrameworkFactory: Class Not found Exception
I/HwDFRFrameworkFactory: No ZrHung framework implements exists.
V/ActivityThread: callActivityOnCreate
D/libEGL: loaded /vendor/lib64/egl/libEGL_emulation.so
D/libEGL: loaded /vendor/lib64/egl/libGLESv1_CM_emulation.so
D/libEGL: loaded /vendor/lib64/egl/libGLESv2_emulation.so
W/e.myapplicatio: Can't mmap dex file /data/app/com.example.myapplication-qoSnG1NcFKlc7JRdDFgWIA==/feature_entry-debug-unsigned.hap!classes.dex directly; please zipalign to 4 bytes. Falling back to extracting file.
D/AGP: VsyncSchedulerAndroid:jni is registered.
Typeface:native typeface ptr 0x74cafce260
Typeface:native typeface ptr 0x74cafce260
Typeface:native typeface ptr 0x74cafce8a0
Typeface:native typeface ptr 0x74cafce260
Typeface:native typeface ptr 0x74cafce500
Typeface:native typeface ptr 0x74cafce380
Typeface:native typeface ptr 0x74cafce8c0
Typeface:native typeface ptr 0x74cafce8e0
Initialize system fonts.
E/GraphicsEnv: Failed to get gpu service
I/DecorView[]: old windowMode:0 new windoMode:1
D/ActivityThread: add activity client record, r= ActivityRecord{e0ba0c2 token=android.os.BinderProxy@8b75e9d {com.example.myapplication/com.example.myapplication.MainAbilityShellActivity}} token= android.os.BinderProxy@8b75e9d
D/AGP: Initialize system language.
D/AGP: BF:Client
I/FactoryLoader: loadFactory() ClassNotFoundException !
I/HwPartPowerOfficeFactory: add HwPartPowerOfficeFactoryImpl to memory.
D/InputEventReceiver: dispatchInputInterval 0
E/RtgSchedIpcFile: RtgSchedIpcFile failed to open /proc/2362/rtg
I/RmeSchedManager: init Rme, version is: v1.0
E/RtgSchedIpcFile: setCommandByIoctl not opened
D/RtgSched: resetRtgSchedHandle failed enable:1
D/OpenGLRenderer: disableOutlineDraw is true
E/RtgSchedIpcFile: setCommandByIoctl not opened
W/HiTouch_HiTouchSensor: depended package hiTouch doesn't exist!
I/HiTouch_HiTouchSensor: HiTouch restricted: system app HiTouch don't exist.
D/HiTouch_PressGestureDetector: onAttached, package=com.example.myapplication, windowType=1, mHiTouchRestricted=true
D/RtgSched: resetRtgSchedHandle failed enable:1
I/iGraphics: [0020080c] pn: com.example.myapplication, p: 2362
[0030080c] no spt app: com.example.myapplication
I/FrameFlow: FrameFlowInit app is not supported by frameflow solution
D/: HostConnection::get() New Host Connection established 0x74cf6d7540, tid 2419
I/FrameFlow: FrameFlowInit app is not supported by frameflow solution
W/OpenGLRenderer: Failed to choose config with EGL_SWAP_BEHAVIOR_PRESERVED, retrying without...
D/AGP: ReSubscribeCachedEvents .
MMI: UIView::SubscribeVoiceEvents
BF:Client register new ability
W/e.myapplicatio: Call to JNI FindClass with dots in name: "ohos.accessibility.AccessibilitySystemAbilityClient"
D/: HostConnection::get() New Host Connection established 0x74dc0a6460, tid 2464
D/AGP: BF:Client Register
MMI: UIView::SubscribeVoiceEvents
ReSubscribeCachedEvents .
MMI: UIView::SubscribeVoiceEvents
ReSubscribeCachedEvents .
MMI: UIView::SubscribeVoiceEvents
ReSubscribeCachedEvents .
MMI: UIView::SubscribeVoiceEvents
D/EGL_emulation: eglCreateContext: 0x74cf6544e0: maj 3 min 0 rcv 3
D/AGP: Surface created: width:466, height:466
D/EGL_emulation: eglCreateContext: 0x74c14b8760: maj 3 min 0 rcv 3
D/EGL_emulation: eglMakeCurrent: 0x74cf6544e0: ver 3 0 (tinfo 0x74cf625dc0)
W/Gralloc3: mapper 3.x is not supported
D/HAL: loaded HAL id=gralloc path=/vendor/lib64/hw/gralloc.ranchu.so hmi=0x747049c010 handle=0x84ab2f3133c0d699
D/EGL_emulation: eglMakeCurrent: 0x74c14b8760: ver 3 0 (tinfo 0x74dc14b8c0)
D/HwForceDark: [SetDarkThemeInfo] enable = [0], appType = [0], winWidth = [466]
D/EGL_emulation: eglMakeCurrent: 0x74cf6544e0: ver 3 0 (tinfo 0x74cf625dc0)
E/EGL_emulation: eglQuerySurface 313d EGL_BAD_ATTRIBUTE
D/DecorView: showOrHideHighlightView: hasFocus=true; winMode=1; isMrgNull=true
W/InputMethodManager: startInputReason = 1
E/AGP: can not find focus
W/FastPrintWriter: Write failure
java.io.IOException: write failed: EPIPE (Broken pipe)
at libcore.io.IoBridge.write(IoBridge.java:544)
at java.io.FileOutputStream.write(FileOutputStream.java:392)
at com.android.internal.util.FastPrintWriter.flushBytesLocked(FastPrintWriter.java:354)
at com.android.internal.util.FastPrintWriter.flushLocked(FastPrintWriter.java:377)
at com.android.internal.util.FastPrintWriter.flush(FastPrintWriter.java:412)
at android.app.ActivityThread.handleDumpActivity(ActivityThread.java:4741)
at android.app.ActivityThread.access$3600(ActivityThread.java:251)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2390)
at android.os.Handler.dispatchMessage(Handler.java:110)
at android.os.Looper.loop(Looper.java:219)
at android.app.ActivityThread.main(ActivityThread.java:8380)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:513)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1083)
Caused by: android.system.ErrnoException: write failed: EPIPE (Broken pipe)
at libcore.io.Linux.writeBytes(Native Method)
at libcore.io.Linux.write(Linux.java:294)
at libcore.io.ForwardingOs.write(ForwardingOs.java:241)
at libcore.io.BlockGuardOs.write(BlockGuardOs.java:416)
at libcore.io.ForwardingOs.write(ForwardingOs.java:241)
at libcore.io.IoBridge.write(IoBridge.java:539)
at java.io.FileOutputStream.write(FileOutputStream.java:392)
at com.android.internal.util.FastPrintWriter.flushBytesLocked(FastPrintWriter.java:354)
at com.android.internal.util.FastPrintWriter.flushLocked(FastPrintWriter.java:377)
at com.android.internal.util.FastPrintWriter.flush(FastPrintWriter.java:412)
at android.app.ActivityThread.handleDumpActivity(ActivityThread.java:4741)
at android.app.ActivityThread.access$3600(ActivityThread.java:251)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2390)
at android.os.Handler.dispatchMessage(Handler.java:110)
at android.os.Looper.loop(Looper.java:219)
at android.app.ActivityThread.main(ActivityThread.java:8380)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:513)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1083)
E/e.myapplicatio: GcSupervisor: parse parameters failed
D/AwareBitmapCacher: handleInit switch not opened pid=2362

尊敬的开发者您好，这个问题目前可以这样解决，点击IDE右侧的Gradle，出现如图所示界面，点击Reimport按钮即可解决该问题，此问题后面会进行修复。

图片

找HarmonyOS工作还需要会Flutter的哦，有需要Flutter教程的可以学学大地老师的教程，很不错，B站免费学的哦：BV1S4411E7LY/?p=17

写完布局文件先别直接用 编译一次先 这应该是开发工具的一个小BUG 后面会优化

尊敬的开发者，您好

建议您尝试清除下缓存，再build一下看看，如有问题，继续留言哒

Could not resolve com.huawei.ohos:hap:2.4.4.2.

Could not get resource ‘https://repo.huaweicloud.com/repository/maven/com/huawei/ohos/hap/2.4.4.2/hap-2.4.4.2.pom’.

Could not GET ‘https://repo.huaweicloud.com/repository/maven/com/huawei/ohos/hap/2.4.4.2/hap-2.4.4.2.pom’.

repo.huaweicloud.com:443 failed to respond

清除了问题依旧存在，鸿蒙的ide 得加油了

咱们直接编译试一下能不能过？看截图编译成功了，只是IDE报错了

资源表 读取不到？？？？

图片

有要学HarmonyOS AI的同学吗，联系我：https://www.itying.com/goods-1206.html

亲爱滴开发者 ，这个问题已经在处理中啦，稍后答复你哟 ，么么哒

小姐姐，麻烦您能指点下我吗？

在HarmonyOS鸿蒙Next中，HelloWorld出错可能涉及以下几个方面：

  1. 项目配置问题：检查config.json文件，确保bundleName、vendor、version等字段正确配置。module部分需包含name、type、deviceTypes等字段，且abilities中的name、icon、label、launchType等需正确设置。

  2. 资源文件问题：确保resources目录下的base、en_US、zh_CN等子目录中的资源文件（如字符串、图片）命名正确，且与config.json中的引用一致。

  3. 代码逻辑问题：检查MainAbility类中的onStart方法，确保super.onStart(intent)和setUIContent(ResourceTable.Layout_ability_main)调用正确。MainAbilitySlice中的onStart方法需调用super.onStart(attrs)和setUIContent(ResourceTable.Layout_ability_main)。

  4. 布局文件问题：检查resources/base/layout/ability_main.xml文件，确保布局文件中的组件ID与代码中的引用一致。

  5. 编译环境问题：确保DevEco Studio版本与HarmonyOS SDK版本匹配，且项目依赖的ohos库版本正确。

  6. 日志查看：通过HiLog或Logcat查看运行日志，定位具体错误信息。

  7. 权限问题：检查config.json中的reqPermissions字段，确保应用所需权限已正确声明。

  8. 设备兼容性：确保目标设备支持HarmonyOS Next版本，且设备已正确连接并授权调试。

以上是HelloWorld出错可能涉及的几个方面，需逐一排查。

在HarmonyOS鸿蒙Next中，如果HelloWorld程序出错，可以从以下几个方面排查：

  1. 确保开发环境（如DevEco Studio）已正确安装，并且SDK版本与项目匹配。

  2. 确认MainAbility和MainAbilitySlice的实现是否正确，特别是onStart方法中是否调用了super.onStart()。

  3. 检查config.json文件中的abilities和pages配置是否正确。

  4. 使用Log工具查看运行日志，定位具体错误。

  5. 确保所有依赖库都已正确添加，版本兼容。

如果仍无法解决，建议参考官方文档或社区论坛获取更多帮助。

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