# When i use snmp . why value in key:value is missing

**URL:** <https://discuss.elastic.co/t/when-i-use-snmp-why-value-in-key-value-is-missing/325684>\
**Category:** Logstash\
**Created:** [February 16, 2023, 4:37am UTC](https://discuss.elastic.co/t/when-i-use-snmp-why-value-in-key-value-is-missing/325684 "2023-02-16T04:37:06Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![sirichai\_phungsuntho](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/sirichai_phungsuntho/32/117333_2.png) [@sirichai\_phungsuntho](https://discuss.elastic.co/u/sirichai_phungsuntho)\
**Post date:** [February 16, 2023, 4:37am UTC](https://discuss.elastic.co/t/when-i-use-snmp-why-value-in-key-value-is-missing/325684/1 "2023-02-16T04:37:06Z")

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When i use input snmp and selct more than 10 columns in function tables i will receive missing value like this  
 ![image](https://us1.discourse-cdn.com/elastic/original/3X/f/f/ff886b2ed3488bd5c3215decfd704102d2bee162.png)

how can i fix it?

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**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [March 16, 2023, 4:37am UTC](https://discuss.elastic.co/t/when-i-use-snmp-why-value-in-key-value-is-missing/325684/2 "2023-03-16T04:37:43Z")

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