QRadar: "Failed to parse IP address" error for Custom Rule

Troubleshooting

Problem

Frequent errors in qradar.error like "Exception in rule <ruleID_number> - <rule_name>: Failed to parse IP address: <some_nonIP_value>"

For example,
[ecs-ep.ecs-ep] [CRE Processor [15]] com.q1labs.semsources.cre.CustomRule: [ERROR] [NOT:0000003000][xxx.xxx.xxx.xxx/- -] [-/- -]Exception in rule 123456 - My Rule Name: Failed to parse IP address: user0001

Symptom

Error logging grows rapidly, potentially increasing disk usage quickly on /var/log/ partition.

Document Location

Worldwide

[{"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSBQAC","label":"IBM Security QRadar SIEM"},"ARM Category":[{"code":"a8m0z000000GncCAAS","label":"QRadar-\u003ERules"}],"ARM Case Number":"TS003627121","Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"All Version(s)","Line of Business":{"code":"LOB77","label":"Automation Platform"}}]

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Document Information

More support for:
IBM Security QRadar SIEM

Component:
QRadar->Rules

Software version:
All Version(s)

Document number:
6205035

Modified date:
22 August 2022

UID

ibm16205035

IBM Support

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