Error: The process '/opt/hostedtoolcache/dotnet' failed with exit code 1

Dotnet command failed with non-zero exit code on the following projects : [ '/mnt/vss/_work/1/s/build.proj' ]

EXEC(0,0): Error Message: 

build.proj(330,5): Error MSB3073: The command "         dotnet test "src\Microsoft.Data.SqlClient\tests\ManualTests\Microsoft.Data.SqlClient.ManualTesting.Tests.csproj"         --no-build         -v n         -p:Configuration=Debug         -p:TargetnetfxVersion=net462         -p:ReferenceType=Package         -p:TestSet=2         -p:TestTargetOS=Windowsnetfx         --collect "Code coverage"         --results-directory TestResults         --filter "category!=nonnetfxtests&category!=failing&category!=nonwindowstests"         --logger:"trx;LogFilePrefix=Manual-Windowsnetfx-2"       " exited with code 1.