diff --git a/contrib/ldapc++/src/LDAPAsynConnection.cpp b/contrib/ldapc++/src/LDAPAsynConnection.cpp
index 894f8ba205a60dd852c0f3f07d53df3d80227b2d..582d2b53ae67113e618067fb5f3883ba207924d9 100644
--- a/contrib/ldapc++/src/LDAPAsynConnection.cpp
+++ b/contrib/ldapc++/src/LDAPAsynConnection.cpp
@@ -43,7 +43,10 @@ LDAPAsynConnection::LDAPAsynConnection(const string& url, int port,
     this->setConstraints(cons);
 }
 
-LDAPAsynConnection::~LDAPAsynConnection(){}
+LDAPAsynConnection::~LDAPAsynConnection(){
+	unbind();
+	delete m_constr;
+}
 
 void LDAPAsynConnection::init(const string& hostname, int port){
     DEBUG(LDAP_DEBUG_TRACE,"LDAPAsynConnection::init" << endl);
@@ -51,6 +54,8 @@ void LDAPAsynConnection::init(const string& hostname, int port){
             "   hostname:" << hostname << endl
             << "   port:" << port << endl);
 
+	unbind();
+
     m_uri.setScheme("ldap");
     m_uri.setHost(hostname);
     m_uri.setPort(port);
@@ -66,6 +71,8 @@ void LDAPAsynConnection::init(const string& hostname, int port){
 }
 
 void LDAPAsynConnection::initialize(const std::string& uri){
+	unbind();
+
 	m_uri.setURLString(uri);
     int ret = ldap_initialize(&cur_session, m_uri.getURLString().c_str());
     if ( ret != LDAP_SUCCESS ) {
@@ -277,6 +284,7 @@ void LDAPAsynConnection::unbind(){
 
 void LDAPAsynConnection::setConstraints(LDAPConstraints *cons){
     DEBUG(LDAP_DEBUG_TRACE,"LDAPAsynConnection::setConstraints()" << endl);
+	delete m_constr;
     m_constr=cons;
 }