Wb backup, errormessage when bck-file couldn't be opened added

src/msg/wb/src/wb_ldh_msg.msg

@@ -80,7 +80,7 @@ dstalrcon	<destination object is already connected to other object>	/error
 notcon		<no connection or disconnection was done>		/error
 notload		<loadfile not created>					/error
 loadtype	<loadtype doesn't exist>				/error
-fileopen	<error open file>					/error
+fileopen	<open file error>					/error
 filepos		<error positioning in file>				/error
 filewrite	<error writing to file>					/error
 fileread	<error reading from file>				/error

wb/lib/wb/src/wb_bck.cpp

@@ -385,7 +385,7 @@ pwr_tStatus wb_bck_list::read() {
 
   f = fopen( m_filename, "rb");
   if ( !f)
-    return LDH__NOSUCHFILE;
+    return LDH__FILEOPEN;
 
   // Read header
 

wb/lib/wb/src/wb_bckw.cpp

@@ -46,6 +46,7 @@
 #include "co_dcli.h"
 
 #include "co_lng.h"
+#include "co_msg.h"
 #include "cow_xhelp.h"
 #include "cow_wow.h"
 #include "wb_ldh.h"
@@ -123,6 +124,10 @@ void WbBckW::file_selected_cb( void *ctx, char *filename, wow_eFileSelType file_
 
   sts = slist->read();
   if ( EVEN(sts)) {    
+    char msg[200];
+
+    msg_GetMsg( sts, msg, sizeof(msg));
+    bckw->wow->DisplayError( "File read error", msg);
     return;
   }