@Hamster 建议加一个，不然确实不方便。

在聊天环境中管理能否添加可用群

无法使用语音功能
973147884.cl: application/octet-stream; charset=binary

@Hamster
mirai-console 2.9.1
http v2.4.0

这个对版本有要求吗？我的报错了。
2022-05-23 12:07:44 E/MAH Access: java.lang.IllegalArgumentException: Unsupported image type (mirai) for ExternalResource net.mamoe.mirai.internal.utils.ExternalResourceImplByFile@70928b5, considering use gif/png/bmp/jpg format. image header:
java.lang.IllegalArgumentException: Unsupported image type (mirai) for ExternalResource net.mamoe.mirai.internal.utils.ExternalResourceImplByFile@70928b5, considering use gif/png/bmp/jpg format. image header:
at net.mamoe.mirai.internal.message.ImageDecoderKt.calculateImageInfo(ImageDecoder.kt:160)
at net.mamoe.mirai.internal.contact.GroupImpl$uploadImage$lambda-19$$inlined$runBIO$1.invoke(CoroutineUtils.kt:164)
at kotlinx.coroutines.InterruptibleKt.runInterruptibleInExpectedContext(Interruptible.kt:46)
at kotlinx.coroutines.InterruptibleKt.access$runInterruptibleInExpectedContext(Interruptible.kt:1)
at kotlinx.coroutines.InterruptibleKt$runInterruptible$2.invokeSuspend(Interruptible.kt:38)
at kotlinx.coroutines.InterruptibleKt$runInterruptible$2.invoke(Interruptible.kt)
at kotlinx.coroutines.InterruptibleKt$runInterruptible$2.invoke(Interruptible.kt)
at kotlinx.coroutines.intrinsics.UndispatchedKt.startUndispatchedOrReturn(Undispatched.kt:89)
at kotlinx.coroutines.BuildersKt__Builders_commonKt.withContext(Builders.common.kt:165)
at kotlinx.coroutines.BuildersKt.withContext(Unknown Source)
at kotlinx.coroutines.InterruptibleKt.runInterruptible(Interruptible.kt:37)
at net.mamoe.mirai.internal.contact.GroupImpl.uploadImage(GroupImpl.kt:396)
at net.mamoe.mirai.utils.ExternalResource$Companion.uploadAsImage(ExternalResource.kt:321)
at net.mamoe.mirai.api.http.adapter.internal.convertor.ConvertorKt$imageLikeToMessage$2.invokeSuspend(convertor.kt:109)
at kotlin.coroutines.jvm.internal.BaseContinuationImpl.resumeWith(ContinuationImpl.kt:33)
at kotlinx.coroutines.DispatchedTask.run(DispatchedTask.kt:106)
at kotlinx.coroutines.scheduling.CoroutineScheduler.runSafely(CoroutineScheduler.kt:571)
at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.executeTask(CoroutineScheduler.kt:750)
at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.runWorker(CoroutineScheduler.kt:678)
at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.run(CoroutineScheduler.kt:665)

＋1

config 文件夹里有net.mamoe.mirai-api-http，进去编辑一下那个文件。

好像是根据需求自己配置吧，没管过这个。

请问运行时出现报错
java.lang.NullPointerException怎么解决？

今天刚整个服务器放上就这样了

后台能看到发出消息但实际上没有发出消息是怎么回事？