diff --git a/src/main/java/com/mediamanager/service/samplingrate/SamplingRateService.java b/src/main/java/com/mediamanager/service/samplingrate/SamplingRateService.java
index cb304e9..1b9144e 100644
--- a/src/main/java/com/mediamanager/service/samplingrate/SamplingRateService.java
+++ b/src/main/java/com/mediamanager/service/samplingrate/SamplingRateService.java
@@ -32,6 +32,9 @@ public class SamplingRateService {
     }
 
     public Optional<SamplingRate> getSamplingRateById(Integer id) {
+        if (id == null) {
+            throw new IllegalArgumentException("ID cannot be null");
+        }
         logger.info("Getting sampling rate by id:{}", id);
         return repository.findById(id);
     }