1 files changed, 4 insertions, 1 deletions
diff --git a/src/IvyClient.java b/src/IvyClient.java
index 3857631..d98bb0f 100755
--- a/src/IvyClient.java
+++ b/src/IvyClient.java
@@ -19,6 +19,9 @@ import gnu.regexp.*;
  * created for each remote client.
  *
  *  CHANGELOG:
+ *  1.2.1:
+ *  - removes a NullPointerException when stops pinging on a pinger that
+ *    wasn't even started
  *  1.0.12:
  *  - introducing a Ping and Pong in the protocol, in order to detect the loss of
  *    connection faster. Enabled through the use of -DIVY_PING variable only
@@ -152,7 +155,7 @@ public class IvyClient implements Runnable {
    */
   void close(boolean notify) throws IOException {
     traceDebug("closing connexion to "+appName);
-    if (doping) { pinger.stopPinging(); }
+    if (doping&&(pinger!=null)) { pinger.stopPinging(); }
     if (notify) sendBye("hasta la vista");
     stopListening();
     // bus.clientDisconnect(this);