What is this Unity Error? Addr2Line failure

Question

Suddenly I have this error and I dont know how to solve.

1. I have this error on PC

/.......................................................... Addr2Line failure

Scripting Backend: il2cpp

Build Type: release

CPU: arm64-v8a

---

Addr2Line failure

Scripting Backend: il2cpp

Build Type: release

CPU: arm64-v8a

C:/Program Files/Android/android-ndk-r16b/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/bin/arm-linux-androideabi-addr2line.exe -C -f -p -e C:\Program Files\Unity\Hub\Editor\2019.1.0f2\Editor\Data\PlaybackEngines\AndroidPlayer\Variations\il2cpp\release\Symbols\arm64-v8a\libunity.so 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000

stderr[ C:/Program Files/Android/android-ndk-r16b/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/bin/arm-linux-androideabi-addr2line.exe: 'C:\Program': No such file ] stdout[

] exit code: 1

/.............................................................

2. I have this error after built android app.

error : currently not available il2cpp line: -1