diff --git a/server/src/main/java/com/cloud/storage/snapshot/SnapshotManagerImpl.java b/server/src/main/java/com/cloud/storage/snapshot/SnapshotManagerImpl.java
index 56398dd960cc..f3f9704627ea 100755
--- a/server/src/main/java/com/cloud/storage/snapshot/SnapshotManagerImpl.java
+++ b/server/src/main/java/com/cloud/storage/snapshot/SnapshotManagerImpl.java
@@ -578,8 +578,9 @@ public String extractSnapshot(ExtractSnapshotCmd cmd) {
         }
 
         if (ObjectUtils.anyNull(chosenStore, snapshotDataStoreReference)) {
-            logger.error("Snapshot [{}] not found in any secondary storage.", snapshot);
-            throw new InvalidParameterValueException("Snapshot not found.");
+            String errorMessage = String.format("Snapshot [%s] not found in any secondary storage. The snapshot may be on primary storage, where it cannot be downloaded.", snapshot.getUuid());
+            logger.error(errorMessage);
+            throw new InvalidParameterValueException(errorMessage);
         }
 
         snapshotSrv.syncVolumeSnapshotsToRegionStore(snapshot.getVolumeId(), chosenStore);