App crash in release mode due to Proguard obfuscation

[AzimAnsari]

isMinifyEnabled = true
proguardFiles(
getDefaultProguardFile("proguard-android-optimize.txt"),
"proguard-rules.pro"
)

Enabling Proguard optimisation crashed the app with below stack trace

E FATAL EXCEPTION: DefaultDispatcher-worker-2
Process: com.google.samples.apps.diceroller, PID: 8896
java.lang.RuntimeException: Field value_ for e2.c not found. Known fields are [public int e2.c.m, public java.lang.Object e2.c.n, public static final e2.c e2.c.o, public static volatile g2.v$b e2.c.p]
at g2.r0.H(Unknown Source:69)
at g2.r0.z(Unknown Source:615)
at g2.x0.a(Unknown Source:194)
at g2.v$a.i(Unknown Source:25)
at g2.v$a.h(Unknown Source:0)
at f2.g.c(Unknown Source:539)
at d2.j.d(Unknown Source:106)
at b2.k$d.i(Unknown Source:82)
at b2.k$d.u(Unknown Source:12)
at d2.i.e(Unknown Source:240)
at b2.k.i(Unknown Source:80)
at b2.x.i(Unknown Source:125)
at x2.a.q(Unknown Source:8)
at m3.h0.run(Unknown Source:105)
at r3.g$a.run(Unknown Source:3)
at s3.j.run(Unknown Source:2)
at s3.a$a.run(Unknown Source:95)
Suppressed: r3.e: [k1{Cancelling}@667b252, Dispatchers.Default]

[esosaphilip]

Hello AzimAnsari, I would liketocontribute to this project if itstill relevant.