# NoClassDefFoundError **URL:** \ **Category:** Elasticsearch\ **Created:** [February 1, 2017, 6:09pm UTC](https://discuss.elastic.co/t/noclassdeffounderror/73563 "2017-02-01T18:09:01Z")\ **Posts on this page:** 4\ **Page:** 1
**Author:** ![inatoff](https://avatars.discourse-cdn.com/v4/letter/i/e9c0ed/32.png) [@inatoff](https://discuss.elastic.co/u/inatoff)\ **Post date:** [February 1, 2017, 6:09pm UTC](https://discuss.elastic.co/t/noclassdeffounderror/73563/1 "2017-02-01T18:09:01Z")
dear Community. I have a problem - when I am trying to put data to ES using Logstash I get this error, I am using ingest\_attachment plugin: java.lang.NoClassDefFoundError: org/apache/james/mime4j/codec/DecodeMonitor at org.apache.tika.parser.microsoft.OutlookExtractor.decodeHeader(OutlookExtractor.java:349) ~[?:?] at org.apache.tika.parser.microsoft.OutlookExtractor.normalizeHeaders(OutlookExtractor.java:315) ~[?:?] at org.apache.tika.parser.microsoft.OutlookExtractor.parse(OutlookExtractor.java:140) ~[?:?] at org.apache.tika.parser.microsoft.OfficeParser.parse(OfficeParser.java:193) ~[?:?] at org.apache.tika.parser.microsoft.OfficeParser.parse(OfficeParser.java:130) ~[?:?] at org.apache.tika.parser.CompositeParser.parse(CompositeParser.java:280) ~[?:?] at org.apache.tika.parser.AutoDetectParser.parse(AutoDetectParser.java:120) ~[?:?] at org.apache.tika.Tika.parseToString(Tika.java:568) ~[?:?] at org.elasticsearch.ingest.attachment.TikaImpl$1.run(TikaImpl.java:94) ~[?:?] at org.elasticsearch.ingest.attachment.TikaImpl$1.run(TikaImpl.java:91) ~[?:?] at java.security.AccessController.doPrivileged(Native Method) ~[?:1.8.0\_121] at org.elasticsearch.ingest.attachment.TikaImpl.parse(TikaImpl.java:91) ~[?:?] at org.elasticsearch.ingest.attachment.AttachmentProcessor.execute(AttachmentProcessor.java:86) ~[?:?] at org.elasticsearch.ingest.CompoundProcessor.execute(CompoundProcessor.java:100) ~[elasticsearch-5.2.0.jar:5.2.0] at org.elasticsearch.ingest.Pipeline.execute(Pipeline.java:58) ~[elasticsearch-5.2.0.jar:5.2.0] at org.elasticsearch.ingest.PipelineExecutionService.innerExecute(PipelineExecutionService.java:166) ~[elasticsearch-5.2.0.jar:5.2.0] at org.elasticsearch.ingest.PipelineExecutionService.access$000(PipelineExecutionService.java:41) ~[elasticsearch-5.2.0.jar:5.2.0] at org.elasticsearch.ingest.PipelineExecutionService$2.doRun(PipelineExecutionService.java:88) ~[elasticsearch-5.2.0.jar:5.2.0] at org.elasticsearch.common.util.concurrent.ThreadContext$ContextPreservingAbstractRunnable.doRun(ThreadContext.java:596) ~[elasticsearch-5.2.0.jar:5.2.0] at org.elasticsearch.common.util.concurrent.AbstractRunnable.run(AbstractRunnable.java:37) ~[elasticsearch-5.2.0.jar:5.2.0] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) ~[?:1.8.0\_121] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) ~[?:1.8.0\_121] at java.lang.Thread.run(Thread.java:745) [?:1.8.0\_121] Caused by: java.lang.ClassNotFoundException: org.apache.james.mime4j.codec.DecodeMonitor at java.net.URLClassLoader.findClass(URLClassLoader.java:381) ~[?:1.8.0\_121] at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0\_121] at java.net.FactoryURLClassLoader.loadClass(URLClassLoader.java:814) ~[?:1.8.0\_121] at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0\_121] ... 23 more Formats that I am trying to index are: .URL .a .ans .asc .ascx .asm .asp .aspx .asx .bas .bat .bcp .c .cc .cls .cmd .cpp .cs .csa .csproj .css .csv .cxx .dbs .def .dic .doc .docm .docx .dos .dot .dotx .dsp .dsw .dwfx .easmx .edrwx .eprtx .ext .faq .fky .h .hhc .hpp .hta .htm .html .htt .htw .htx .hxx .i .ibq .ics .idl .idq .inc .inf .ini .inl .inx .jav .java .jnt .js .jtx .kci .lgn .log .lst .m3u .mak .mht .mhtml .mk .msg .obd .obt .odc .odh .odl .odp .ods .odt .one .p7m .pdf .pkgdef .pkgundef .pl .pot .pps .ppt .pptm .pptx .prc .rc .rc2 .rct .reg .rgs .rtf .rul .s .scc .shtm .shtml .snippet .sol .sor .sql .srf .stm .tab .tdl .tlh .tli .trg .txt .udf .udt .url .user .usr .vb .vbproj .vbs .vcproj .vdw .vdx .viw .vsct .vsd .vsdm .vsdx .vsixlangpack .vsixmanifest .vspscc .vss .vsscc .vssm .vssscc .vssx .vst .vstm .vstx .vsx .vtx .wiq .wri .wtx .xlb .xlc .xls .xlsb .xlsm .xlsx .xlt .xml .xps .xsd .xsl .xslt .zip How can I fix it? ---
**Author:** ![srinivas\_sunka](https://avatars.discourse-cdn.com/v4/letter/s/a183cd/32.png) [@srinivas\_sunka](https://discuss.elastic.co/u/srinivas_sunka)\ **Post date:** [February 2, 2017, 3:53pm UTC](https://discuss.elastic.co/t/noclassdeffounderror/73563/2 "2017-02-02T15:53:35Z")
I'm facing same problem. Can anyone help us ? ---
**Author:** ![dadoonet](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/dadoonet/32/137187_2.png) [@dadoonet](https://discuss.elastic.co/u/dadoonet)\ **Post date:** [February 3, 2017, 6:31pm UTC](https://discuss.elastic.co/t/noclassdeffounderror/73563/3 "2017-02-03T18:31:52Z")
This has been fixed I believe with: > Will be part of 5.2.1 which should be released soon AFAIK. ---
**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\ **Post date:** [March 3, 2017, 6:32pm UTC](https://discuss.elastic.co/t/noclassdeffounderror/73563/4 "2017-03-03T18:32:13Z")
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