帮忙看下为啥返回null，也没报错

[xuejiandong]

== init === [10:36:21 841] INFO [com.github.unidbg.linux.AndroidElfLoader] (AndroidElfLoader:441) - libmtguard.so load dependency libjnigraphics.so failed [10:36:21 902] INFO [com.github.unidbg.linux.AndroidElfLoader] (AndroidElfLoader:441) - libmtguard.so load dependency libmediandk.so failed JNIEnv->FindClass(com/meituan/android/common/mtguard/NBridge) was called from RX@0x400038a9[libmtguard.so]0x38a9 JNIEnv->RegisterNatives(com/meituan/android/common/mtguard/NBridge, RW@0x400da004[libmtguard.so]0xda004, 1) was called from RX@0x40003843[libmtguard.so]0x3843 RegisterNative(com/meituan/android/common/mtguard/NBridge, main(I[Ljava/lang/Object;)[Ljava/lang/Object;, RX@0x4005a36d[libmtguard.so]0x5a36d) JNIEnv->FindClass(com/meituan/android/common/mtguard/NBridge$SIUACollector) was called from RX@0x40003989[libmtguard.so]0x3989 JNIEnv->RegisterNatives(com/meituan/android/common/mtguard/NBridge$SIUACollector, RW@0x402d305c, 10) was called from RX@0x400039bf[libmtguard.so]0x39bf RegisterNative(com/meituan/android/common/mtguard/NBridge$SIUACollector, getHWProperty()Ljava/lang/String;, RX@0x40008ee5[libmtguard.so]0x8ee5) RegisterNative(com/meituan/android/common/mtguard/NBridge$SIUACollector, getEnvironmentInfoExtra()Ljava/lang/String;, RX@0x400056d1[libmtguard.so]0x56d1) RegisterNative(com/meituan/android/common/mtguard/NBridge$SIUACollector, getEnvironmentInfo()Ljava/lang/String;, RX@0x40005249[libmtguard.so]0x5249) RegisterNative(com/meituan/android/common/mtguard/NBridge$SIUACollector, getHWStatus()Ljava/lang/String;, RX@0x40018e61[libmtguard.so]0x18e61) RegisterNative(com/meituan/android/common/mtguard/NBridge$SIUACollector, getHWEquipmentInfo()Ljava/lang/String;, RX@0x40026e19[libmtguard.so]0x26e19) RegisterNative(com/meituan/android/common/mtguard/NBridge$SIUACollector, getExternalEquipmentInfo()Ljava/lang/String;, RX@0x4003399d[libmtguard.so]0x3399d) RegisterNative(com/meituan/android/common/mtguard/NBridge$SIUACollector, getUserAction()Ljava/lang/String;, RX@0x4003e4fd[libmtguard.so]0x3e4fd) RegisterNative(com/meituan/android/common/mtguard/NBridge$SIUACollector, getPlatformInfo()Ljava/lang/String;, RX@0x40044885[libmtguard.so]0x44885) RegisterNative(com/meituan/android/common/mtguard/NBridge$SIUACollector, getLocationInfo()Ljava/lang/String;, RX@0x4004dcc5[libmtguard.so]0x4dcc5) RegisterNative(com/meituan/android/common/mtguard/NBridge$SIUACollector, startCollection()Ljava/lang/String;, RX@0x40058f09[libmtguard.so]0x58f09) JNIEnv->FindClass(com/meituan/android/common/dfingerprint/v3/DFPTest) was called from RX@0x4006a2a9[libmtguard.so]0x6a2a9 JNIEnv->RegisterNatives(com/meituan/android/common/dfingerprint/v3/DFPTest, RW@0x400df510[libmtguard.so]0xdf510, 5) was called from RX@0x4006a2c7[libmtguard.so]0x6a2c7 RegisterNative(com/meituan/android/common/dfingerprint/v3/DFPTest, interface10(Landroid/content/Context;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;, RX@0x40069d95[libmtguard.so]0x69d95) RegisterNative(com/meituan/android/common/dfingerprint/v3/DFPTest, interface15(Landroid/content/Context;)Ljava/lang/String;, RX@0x40069fe5[libmtguard.so]0x69fe5) RegisterNative(com/meituan/android/common/dfingerprint/v3/DFPTest, interface16()Ljava/lang/String;, RX@0x4006a091[libmtguard.so]0x6a091) RegisterNative(com/meituan/android/common/dfingerprint/v3/DFPTest, interface21()Ljava/lang/String;, RX@0x4008dbe9[libmtguard.so]0x8dbe9) RegisterNative(com/meituan/android/common/dfingerprint/v3/DFPTest, interface17()Ljava/lang/String;, RX@0x4006a121[libmtguard.so]0x6a121) load offset=15997ms Find native function Java_com_meituan_android_common_mtguard_NBridge_main(I[Ljava/lang/Object;)[Ljava/lang/Object; => RX@0x4005a36d[libmtguard.so]0x5a36d JNIEnv->GetObjectArrayElement(["e68c4c18-35ec-4972-84e4-32a0836455a8", [B@47d384ee, 0x2], 0) was called from RX@0x4005bb8b[libmtguard.so]0x5bb8b JNIEnv->GetObjectArrayElement(["e68c4c18-35ec-4972-84e4-32a0836455a8", [B@47d384ee, 0x2], 1) was called from RX@0x4005b4df[libmtguard.so]0x5b4df JNIEnv->GetObjectArrayElement(["e68c4c18-35ec-4972-84e4-32a0836455a8", [B@47d384ee, 0x2], 2) was called from RX@0x4005b409[libmtguard.so]0x5b409 JNIEnv->GetMethodID(java/lang/Integer.intValue()I) was called from RX@0x4005b6c1[libmtguard.so]0x5b6c1 JNIEnv->CallIntMethodV(0x2, intValue() => 0x2) was called from RX@0x4005c36d[libmtguard.so]0x5c36d JNIEnv->GetStringUtfChars("e68c4c18-35ec-4972-84e4-32a0836455a8") was called from RX@0x40066fb5[libmtguard.so]0x66fb5 JNIEnv->ReleaseStringUTFChars("e68c4c18-35ec-4972-84e4-32a0836455a8") was called from RX@0x40064b9f[libmtguard.so]0x64b9f null

[noob-z]

大佬也在搞x团啊，可以加下好友交流一下嘛

[Pr0214]

你好，这里的问题是main函数有初始化函数，但你没做，具体情况可以看这篇博客 https://blog.csdn.net/qq_38851536/article/details/118000259

[peditding]

遇到java.lang.UnsupportedOperationException: com/meituan/android/common/mtguard/NBridge->getClassLoader()Ljava/lang/ClassLoader; 怎么解决？