diff --git a/include/CommunicationLink.h b/include/CommunicationLink.h
index 76b06ec66c295db3b5d0bbb9e32d8e4f6cc31b26..865d21a07edf20626164473b1d1cc7c72c403a7f 100644
--- a/include/CommunicationLink.h
+++ b/include/CommunicationLink.h
@@ -12,9 +12,12 @@
 //
 // $Author: xavela $
 //
-// $Revision: 1.7 $
+// $Revision: 1.8 $
 //
 // $Log: not supported by cvs2svn $
+// Revision 1.7  2012/07/03 06:15:53  xavela
+// Novelec part : bug at init fixed.
+//
 // Revision 1.6  2010/06/10 14:36:15  xavela
 // cmd switch_off called before any parameters modifications and then locked with switch_on.
 //
@@ -106,11 +109,11 @@ public :
 	virtual std::string write_read(std::string cmd_to_send) = 0;
 
 	/**
-	*  \brief Performs a write read operation as string.
+	*  \brief Performs a write read operation as string. (for Serialline )
 	*
 	*  \throws Tango::DevFailed
 	*/
-	virtual std::string write_read (std::string command_to_send, long nbChar) {};
+	virtual std::string write_read (std::string command_to_send, long nbChar) {return "";}
 
 
 	/**
diff --git a/pom.xml b/pom.xml
index 412d27489ae8da488abbe0c89e5dc773ba8799d5..0771ebc778d8f11fc7eb9670a0f3e88429a486b8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -8,7 +8,7 @@
    </parent>
    <groupId>fr.soleil.lib</groupId>
    <artifactId>Electrometers-${aol}-${library}-${mode}</artifactId>
-   <version>2.5.6</version>
+   <version>2.5.7</version>
    <packaging>nar</packaging>
    <name>Electrometers library</name>
    <description>Electrometers library</description>