An error occurs when running mvn test in docker

[Wangjun24]

Follow the steps of building, when executing mvn test
java.lang.NullPointerException
at algebra.curves.barreto_naehrig.BNG1.one(BNG1.java:117)
at algebra.curves.barreto_naehrig.BNG1.random(BNG1.java:121)
at algebra.curves.barreto_naehrig.BNG1.random(BNG1.java:17)
at zk_proof_systems.zkSNARK.DistributedSetup.generate(DistributedSetup.java:82)
There are 4 locations where this error occurs.
Tests in error:
DistributedBN254bProofSystemTest(zk_proof_systems.zkSNARK.DistributedzkSNARKTest)
SerialBN254bProofSystemTest(zk_proof_systems.zkSNARK.SerialzkSNARKTest)
BN254bTest(algebra.curves.BilinearityTest)
BN254bTest(algebra.curves.CurvesTest)