RTC security java error( trustAnchors parameter must be non-empty)

I am installing RTC6.0.1 mac os version and my java version is 1.8.

However, I met an security java problem and cannot log in . It affect my daily work so much but I cannot find IBM support.

Pls help me. Thanks a lot.

zhusimingdembp:~ zhusiming$ java -version
java version "1.8.0_151"
Java(TM) SE Runtime Environment (build 1.8.0_151-b12)
Java HotSpot(TM) 64-Bit Server VM (build 25.151-b12, mixed mode)



CRJAZ6022E Cannot log into the following server: 'nsjazz.raleigh.ibm.com'.
CRJAZ0099E An HTTP error occurred when this URL was being accessed: /ccm/versionCompatibility?clientVersion=6.0.1. Error details: java.lang.RuntimeException: Unexpected error: java.security.InvalidAlgorithmParameterException: the trustAnchors parameter must be non-empty.
  java.lang.RuntimeException: Unexpected error: java.security.InvalidAlgorithmParameterException: the trustAnchors parameter must be non-empty
  Unexpected error: java.security.InvalidAlgorithmParameterException: the trustAnchors parameter must be non-empty
  the trustAnchors parameter must be non-empty