# MIB contains errors when smidump

**URL:** <https://discuss.elastic.co/t/mib-contains-errors-when-smidump/47463>\
**Category:** Logstash\
**Created:** [April 15, 2016, 6:34am UTC](https://discuss.elastic.co/t/mib-contains-errors-when-smidump/47463 "2016-04-15T06:34:41Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![stefansaye](https://avatars.discourse-cdn.com/v4/letter/s/df788c/32.png) [@stefansaye](https://discuss.elastic.co/u/stefansaye)\
**Post date:** [April 15, 2016, 6:34am UTC](https://discuss.elastic.co/t/mib-contains-errors-when-smidump/47463/1 "2016-04-15T06:34:41Z")

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Hi all,  
I got error when i using import.rb to convert a mib file as following:

```
/opt/logstash/vendor/bundle/jruby/1.9/gems/snmp-1.2.0# ruby -d import.rb convermib/

```

> Exception `LoadError' at /usr/lib/ruby/2.1.0/rubygems.rb:1203 - cannot load such file -- rubygems/defaults/ruby Exception `NameError' at /usr/lib/ruby/2.1.0/psych/class\_loader.rb:67 - uninitialized constant BigDecimal  
> Exception `NameError' at /usr/lib/ruby/2.1.0/psych/class_loader.rb:67 - uninitialized constant DateTime Exception `NameError' at /usr/lib/ruby/2.1.0/psych/core\_ext.rb:16 - method `to_yaml' not defined in Object Exception `NameError' at /usr/lib/ruby/2.1.0/psych/core\_ext.rb:29 - method `yaml_as' not defined in Module Exception `NameError' at /usr/lib/ruby/2.1.0/psych/deprecated.rb:81 - undefined method `to_yaml_properties' for class `Object'  
> convermib/  
> convermib//CERENT-FC-MIB.mib  
> Exception `Errno::EEXIST' at /usr/lib/ruby/2.1.0/fileutils.rb:250 - File exists @ dir_s_mkdir - /opt/logstash/vendor/bundle/jruby/1.9/gems/snmp-1.2.0/data/ruby/snmp/mibs smidump: module `convermib//CERENT-FC-MIB.mib' contains errors, expect flawed output

Anyone can help or guide me here? how to fix that?  
As always, many thanks for your help!

---

<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [July 6, 2017, 5:02am UTC](https://discuss.elastic.co/t/mib-contains-errors-when-smidump/47463/2 "2017-07-06T05:02:06Z")

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