2018-12-18 13:50:42.402 ERROR 26445 --- [ XNIO-2 task-17] o.z.problem.spring.common.AdviceTrait    : Internal Server Error

java.lang.NullPointerException: null
    at com.avicenia.cms.service.impl.git.GitRepositoryServiceImpl.saveFile(GitRepositoryServiceImpl.java:146)
    at com.avicenia.cms.service.impl.git.GitRepositoryServiceImpl.templateSave(GitRepositoryServiceImpl.java:190)
    at com.avicenia.cms.service.impl.git.GitRepositoryServiceImpl$$FastClassBySpringCGLIB$$7b779e34.invoke(<generated>)
    at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)