Custom rules notifications for QRadar appliances

CRE failed to read rules
38750107 - The last attempt to read in rules (usually due to a rule change) has failed. Please see the message details and error log for information on how to resolve this.
Cyclic custom rule dependency chain detected
38750131 - Found custom rules cyclic dependency chain.
Expensive custom rule found
38750120 - Expensive Custom Rules Found in CRE. Performance degradation was detected in the event pipeline. Found expensive custom rules in CRE.
App issue detected in core apps
38750167 - App issue detected in <QRadar Log Source Management, Pulse, QRadar Use Case Manager, QRadar Assistant>

Parent topic: QRadar system notifications