fix

src/main/java/au/com/royalpay/payment/manage/merchants/core/impls/ClientInfoCacheSupportImpl.java

@@ -30,8 +30,10 @@ public class ClientInfoCacheSupportImpl implements ClientInfoCacheSupport{
             signInAccountService.clearAccountCache(acc.getString("account_id"));
         }
         JSONObject client = clientManager.getClientInfo(clientId);
+        if(client!=null){
             clientInfoCacheSupport.clearClientMonikerCache(client.getString("client_moniker"));
         }
+    }
 
     @Override
     @CacheEvict(value = ":app_client_info_moniker:", key = "#clientMoniker")