Answers for "Cannot fit requested classes in a single dex file (# methods: 86261 > 65536) com.android.builder.dexing.DexArchiveMergerException: Error while merging dex archives: The number of method references in a .dex file cannot exceed 64K."

D8: Cannot fit requested classes in a single dex file (# methods: 85258 > 65536)

defaultConfig {
    ...

    multiDexEnabled true
}

Cannot fit requested classes in a single dex file (# methods: 86261 > 65536) com.android.builder.dexing.DexArchiveMergerException: Error while merging dex archives: The number of method references in a .dex file cannot exceed 64K.

defaultConfig {
    ...

    multiDexEnabled true
}