# RPC; mismatch with tag analyzer::Component error in NFS ANALYZER\_NFS

**URL:** <https://community.zeek.org/t/rpc-mismatch-with-tag-analyzer-component-error-in-nfs-analyzer-nfs/4981>\
**Category:** Zeek\
**Created:** [August 11, 2017, 6:58am UTC](https://community.zeek.org/t/rpc-mismatch-with-tag-analyzer-component-error-in-nfs-analyzer-nfs/4981 "2017-08-11T06:58:33Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![ps\_sunu](https://avatars.discourse-cdn.com/v4/letter/p/9d8465/32.png) [@ps\_sunu](https://community.zeek.org/u/ps_sunu)\
**Post date:** [August 11, 2017, 6:58am UTC](https://community.zeek.org/t/rpc-mismatch-with-tag-analyzer-component-error-in-nfs-analyzer-nfs/4981/1 "2017-08-11T06:58:33Z")

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Hi ,

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;I Started doing nfs ANALYZER .bro script in bro 2.5  
script , i the first script i am getting below error

\*const ports = {111/tcp, 111/udp, 747/udp, 759/tcp, 762/udp, 764/tcp,\*  
\*2049/udp};\*  
\*redef likely\_server\_ports += {ports};\*

\*event bro\_init() &priority=5\*  
\* {\*  
\* Analyzer::register\_for\_ports(Analyzer::ANALYZER\_NFS, ports);\*  
\* }\*

\*event nfs\_proc\_getattr(c: connection, info: NFS3::info\_t, fh: string,\*\*attrs:  
NFS3::fattr\_t){\*  
\* print c;\*  
\*}\*

and am getting below error

944207397.280000 internal error: unknown analyzer name RPC; mismatch with  
tag analyzer::Component?  
Aborted (core dumped)

Regards,  
Sunu

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**Author:** ![system](https://canada1.discourse-cdn.com/flex011/uploads/zeek/original/1X/f09d732bc2cc7c7cc7e35db67cf4e1d5233ce7a7.png) [@system](https://community.zeek.org/u/system)\
**Post date:** [May 6, 2022, 3:45pm UTC](https://community.zeek.org/t/rpc-mismatch-with-tag-analyzer-component-error-in-nfs-analyzer-nfs/4981/2 "2022-05-06T15:45:12Z")

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