Error: No toolchains found in the NDK toolchains folder for ABI with prefix: llvm

Question

I want to compile an open source android project (Netguard) using gradel (gradlew clean build) But I encountered this Error:

A problem occurred          


        

Answer 1

Step-by-step:

1) Open the page with old NDK versions:

https://developer.android.com/ndk/downloads/older_releases

2) Agree the Terms:

3) Download the older version of NDK (for example 16b):

4) Open your toolchains directory.

5) Transfer files that you need from toolchains folder of downloaded zip-file to your toolchains folder:

6) Rebuild the Project:

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UPD 30 Sep 2018:
I used Android NDK Revision r16b for fix this error in my own case. So I present the example with this version.
But it's better to use the Android NDK, Revision r17c (June 2018). It is the last one, supporting mips (reasonable reccomendation from Weekend's comment).