FAQ

General questions

• Mobile Hotfix integration checklist

• What can Mobile Hotfix for Android fix?

• Mobile Hotfix FAQ

• Can Mobile Hotfix publish multiple patches for the same method?

• Using tags to fix bugs with Mobile Hotfix

• How Mobile Hotfix loads patches

• Why the EMAS crash protection mechanism prevents SDK initialization

• Using an Alibaba Baichuan account on the Alibaba Cloud platform

• Does overwriting a patch require an app restart?

• Does Mobile Hotfix support multiple processes?

• Resolving 'patch not found' errors during a backend upload

• Handling an incorrect or faulty patch release

• Can Mobile Hotfix publish multiple patches for the same method?

• Filter settings on Android 10 (Q)

• Troubleshooting the 'Request failed' error in the Mobile Hotfix console

• Troubleshooting failed patch uploads in the console

• Resolving UTDID conflicts between Alibaba Cloud product SDKs

• Does Waxpatch provide an IDE or other validation tools?

• Does Sophix support app hardening?

• Troubleshooting when Mobile Hotfix fails to pull a patch

• When a released patch takes effect

• When does Sophix use an instant fix versus a cold start fix?

• Best practices for testing a patch locally before release

• Building a patch package for an app with multi-channel distribution

• Does Sophix support fixing all types of code and resources?

• Can Mobile Hotfix be used to modify only resources?

• Adding new activities with Mobile Hotfix

• Does Mobile Hotfix support fixing apps with multiple DEX files?

• Troubleshooting errors from the Mobile Hotfix patch tool

• Handling a patch failure with a 'no resource differences' error

• Fixing a startup crash with the macOS packaging tool

• Potential issues when changing a build machine

• Why a generated patch is large after minor code changes

• Adding custom information such as device model and brand

• Resolving startup crashes related to AMSSdkTypeEnum

• Resolving crashes on Android 4.x systems

• Resolving issues on Android 7.0 and later

• Handling an IOException: Patch not found

• Handling missing patches during pull requests in production

• Considerations for apps on multiple app stores

• Resolving signature mismatches or missing signatures

• Handling live app crashes when loading a patch

• Troubleshooting an UnsatisfiedLinkError when loading custom .so libraries

• Patch status descriptions for an app version in the management console

• Setting up a local SDK dependency for Sophix in Android Studio

• Preventing crashes from improper integration on Android 9.0

• Troubleshooting Apache HTTP client request errors after a successful patch load

• Mobile Hotfix support for Android 10

• Important notes on the Sophix Utils dependency package

• Patch size limits in Mobile Hotfix

• Resolving resource fix failures on Huawei devices

Android questions

Integration and SDK issues

• Troubleshooting failures to pull patches after Mobile Hotfix integration

• Troubleshooting errors during manual SDK integration

• Resolving resource fix failures on Huawei devices

• Obtaining parameters for Mobile Hotfix

• Important notes on calling the queryAndLoadNewPatch() method

• Resolving Mobile Hotfix initialization failures from a consolidated packaging plugin

• Handling a 501 error during patch generation

• Troubleshooting Mobile Hotfix on an Android emulator

• Troubleshooting initialization failures after integration

Obfuscation and hardening issues

• Troubleshooting Apache HTTP client request errors after a successful patch load

• Best practices for using hardened packages with Sophix

• How Mobile Hotfix preserves resource IDs

• Resolving a NoSuchMethodError exception

• Configuring consistent obfuscation rules for old and new packages

• Using Mobile Hotfix with ProGuard-obfuscated code

• Configuring consistent obfuscation rules for old and new packages

• What is a baseline package?

• Using resource obfuscation

Packaging issues

• Using Mobile Hotfix with a Tingyun integration

• Troubleshooting request integrity check failures

• Troubleshooting 'package not found' errors in the debugging tool

• Notes on generating patches for different Android versions

• Troubleshooting errors from the Mobile Hotfix patch tool

Patch loading issues

• Troubleshooting a Mobile Hotfix patch that does not take effect

• Handling an incorrect or faulty patch release

• Resolving app crashes that occur after applying a patch

• Troubleshooting a patch that fails after release but works in QR code testing

• Issues with releasing multiple patches for the same app version in Mobile Hotfix

• Resolving the 'code=11, info=server decrypt fail' error during patch pull

Other issues

• Impact of overdue payments on SDK availability and app functionality

• Handling app store compliance for installed app collection

• Issues with the allowlist feature in the patch tool

• Resolving the 'java.lang.Exception: ... abort cold fix' error on Android 7.0 and later

• Investigating abnormal request volumes from specific devices

• Android Mobile Hotfix FAQ index

• Applying Mobile Hotfix to 32-bit and 64-bit packages for an app store submission

• Setting tags for a Mobile Hotfix canary release

• Tracking the progress of a patch application

• Publishing patches based on an allowlist or denylist

• JIT issues on Android 7.0 (Nougat) and later

Technical articles

• In-depth exploration of Android hotfix technology principles Free download

• Sophix technical overview: A non-intrusive hotfix solution that transforms the mobile update process

• Instant-effect code hotfix: Advances in Android code hot swapping

• Resource hot update deep dive: A new approach to resource updates in Android hotfix

• Exploring new methods for cold start fixes on Dalvik: Exploring new methods for cold start fixes on Dalvik