Stuck on an issue?

Lightrun Answers was designed to reduce the constant googling that comes with debugging 3rd party libraries. It collects links to all the places you might be looking at while hunting down a tough bug.

And, if you’re still stuck at the end, we’re happy to hop on a call to see how we can help out.

App crash when trying to load react native component in release mode

See original GitHub issue

Description

I am trying to add a react native component in my native Android app. It work fine when I am using debug build type. But when I use release build type with minifyEnabled true and shrinkResources true. Try to load react native component app crash with below error.

I/art: Thread[1,tid=7118,Native,Thread*=0xadd8b400,peer=0x73df36f0,"main"] recursive attempt to load library "/data/app/{package name}-1/lib/x86/libfb.so"

Reproduction

Integrate a react native component in native Android app. Enable proguard and use minifyEnabled true and shrinkResources true. Try to load the component app will crash with above mentioned error.

Solution

Please let me know how can I fix this issue. Please find below proguard entries.

React Native

Keep our interfaces so they can be used by other ProGuard rules.

See http://sourceforge.net/p/proguard/bugs/466/

-keep,allowobfuscation @interface com.facebook.proguard.annotations.DoNotStrip -keep,allowobfuscation @interface com.facebook.proguard.annotations.KeepGettersAndSetters -keep,allowobfuscation @interface com.facebook.common.internal.DoNotStrip

Do not strip any method/class that is annotated with @DoNotStrip

-keep @com.facebook.proguard.annotations.DoNotStrip class * -keep @com.facebook.common.internal.DoNotStrip class * -keepclassmembers class * { @com.facebook.proguard.annotations.DoNotStrip *; @com.facebook.common.internal.DoNotStrip *; }

-keepclassmembers @com.facebook.proguard.annotations.KeepGettersAndSetters class * { void set*(**); *** get(); }

-keep class * extends com.facebook.react.bridge.JavaScriptModule { ; } -keep class * extends com.facebook.react.bridge.NativeModule { ; } -keepclassmembers,includedescriptorclasses class * { native <methods>; } -keepclassmembers class * { @com.facebook.react.uimanager.UIProp <fields>; } -keepclassmembers class * { @com.facebook.react.uimanager.annotations.ReactProp <methods>; } -keepclassmembers class * { @com.facebook.react.uimanager.annotations.ReactPropGroup <methods>; } -dontwarn com.facebook.react. -dontwarn android.text.StaticLayout