server 08-18/10:04:36 ERROR ["http-bio-/0.0.0.0-8080"-exec-7] ActionHandler - Exception in ru.bitel.bgbilling.modules.psb.server.action.web.ActionPSB:sign
server 08-18/10:04:36 ERROR ["http-bio-/0.0.0.0-8080"-exec-7] CommonExecuter - Произошла ошибка
ru.bitel.bgbilling.common.BGException: Произошла ошибка
   at ru.bitel.bgbilling.kernel.container.web.action.ActionHandler.handle(ActionHandler.java:94)
   at bitel.billing.server.WebExecuter.executeAction(WebExecuter.java:465)
   at bitel.billing.server.WebExecuter.doPost(WebExecuter.java:217)
   at bitel.billing.server.WebExecuter.doGet(WebExecuter.java:79)
   at javax.servlet.http.HttpServlet.service(HttpServlet.java:621)
   at javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
   at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:304)
   at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
   at ru.bitel.server.servlet.filters.MultipartFilter.doFilter(MultipartFilter.java:42)
   at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
   at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
   at ru.bitel.server.servlet.filters.XSSFilter.doFilter(XSSFilter.java:89)
   at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
   at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
   at bitel.billing.server.filters.BGAuthFilter.doFilter(BGAuthFilter.java:296)
   at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
   at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
   at bitel.billing.server.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:48)
   at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
   at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
   at bitel.billing.server.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:48)
   at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
   at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
   at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:240)
   at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:164)
   at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:462)
   at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:563)
   at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:164)
   at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:100)
   at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
   at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:403)
   at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:301)
   at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:162)
   at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:309)
   at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
   at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
   at java.lang.Thread.run(Thread.java:724)
Caused by: java.lang.NullPointerException
   at ru.bitel.bgbilling.modules.psb.server.action.web.ActionPSB.sign(ActionPSB.java:114)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
   at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
   at java.lang.reflect.Method.invoke(Method.java:606)
   at ru.bitel.bgbilling.kernel.container.web.action.ActionInfo.invoke(ActionInfo.java:41)
   at ru.bitel.bgbilling.kernel.container.web.action.ActionHandler.handleImpl(ActionHandler.java:150)
   at ru.bitel.bgbilling.kernel.container.web.action.ActionHandler.handle(ActionHandler.java:73)
   ... 36 more

psb.merchant.name
psb.merchant
psb.terminal
psb.email
psb.back.url