Index: ../lib/gui_rpc_client.h
===================================================================
--- ../lib/gui_rpc_client.h	(revision 14660)
+++ ../lib/gui_rpc_client.h	(working copy)
@@ -356,7 +356,7 @@
     double d_free;
     double d_boinc;     // amount used by BOINC itself, not projects
 
-    DISK_USAGE(){}
+    DISK_USAGE();
     ~DISK_USAGE();
 
     void print();
Index: ../lib/gui_rpc_client_ops.C
===================================================================
--- ../lib/gui_rpc_client_ops.C	(revision 14660)
+++ ../lib/gui_rpc_client_ops.C	(working copy)
@@ -737,6 +737,10 @@
     projects.clear();
 }
 
+DISK_USAGE::DISK_USAGE() {
+    clear();
+}
+
 DISK_USAGE::~DISK_USAGE() {
     clear();
 }