fixed HO, xICIC timeout and Context Update
diff --git a/src/main/java/org.onosproject.xran/XranStore.java b/src/main/java/org.onosproject.xran/XranStore.java
index eb5dfc6..257e908 100644
--- a/src/main/java/org.onosproject.xran/XranStore.java
+++ b/src/main/java/org.onosproject.xran/XranStore.java
@@ -71,7 +71,7 @@
 
     RnibCell getCell(ECGI cellId);
 
-    void modifyCellRrmConf(RnibCell cell, JsonNode rrmConf);
+    void modifyCellRrmConf(RnibCell cell, JsonNode rrmConf) throws Exception;
 
     void storeCell(RnibCell cell);