几周以来,当我在 AppEngine 上启动 map-reduce 任务时,我收到“错误 - 无法解析响应 JSON 数据”。尝试访问控制台时。知道如何解决这个问题吗?
转储的开始:
Error for /_ah/pipeline/rpc/tree
java.lang.NoClassDefFoundError: org/json/JSONObject
at com.google.appengine.tools.pipeline.impl.util.JsonUtils.mapToJson(JsonUtils.java:34)
at com.google.appengine.tools.pipeline.impl.servlets.JsonGenerator.buildJsonRepresentation(JsonGenerator.java:106)
at com.google.appengine.tools.pipeline.impl.servlets.JsonGenerator.getJson(JsonGenerator.java:48)
at com.google.appengine.tools.pipeline.impl.servlets.JsonHandler.doGet(JsonHandler.java:44)
at com.google.appengine.tools.pipeline.impl.servlets.PipelineServlet.doGet(PipelineServlet.java:96)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511)
at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1166)
at fr.mncc.gwttoolbox.rpc.server.filters.CrawlFilter.doFilter(CrawlFilter.java:82)
at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
at com.google.appengine.tools.appstats.AppstatsFilter.doFilter(AppstatsFilter.java:141)
at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
...