Конфигурация sagepay java дает мне ошибку ниже после нажатия на ссылку Form Kit

java.lang.NullPointerException на com.sagepay.sdk.api.util.CryptographyHelper.AES(CryptographyHelper.java:41) на com.sagepay.sdk.api.util.CryptographyHelper.AESEncrypt(CryptographyHelper.java:63) на com. sagepay.sdk.demo.FormKitHandler.isEncryptionPasswordOk(FormKitHandler.java:143) на com.sagepay.sdk.demo.FormKitHandler.welcome(FormKitHandler.java:130) на com.sagepay.sdk.demo.FormKitHandler.dispatch(FormKitHandler. java:80) на com.sagepay.sdk.demo.FormKitServlet.dispatch(FormKitServlet.java:19) на com.sagepay.sdk.demo.AbstractKitServlet.dispatch(AbstractKitServlet.java:78) на com.sagepay.sdk.demo .AbstractKitServlet.doGet(AbstractKitServlet.java:62) в javax.servlet.http.HttpServlet.service(HttpServlet.java:624) в javax.servlet.http.HttpServlet.service(HttpServlet.java:731) в org.apache. catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303) в org.apache.catalina.core.ApplicationFilterChain.doFilter(Application tionFilterChain.java:208) в org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) в org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) в org.apache .catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) в org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220) в org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java :122) в org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505) в org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170) в org.apache.catalina.valves. ErrorReportValve.invoke(ErrorReportValve.java:103) в org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:957) в org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116) в org. .apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java: 423) на org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1079) на org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:620) на org.apache.tomcat.util.net .AprEndpoint$SocketProcessor.doRun(AprEndpoint.java:2516) в org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.run(AprEndpoint.java:2505) в java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java :1145) в java.util.concurrent. ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) в org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) в java.lang.Thread.run(Thread.java:722)

sagepay-util-nodep-1.4.0.1
sagepay-api-1.2.2.0