Index: ChangeLog
===================================================================
--- ChangeLog	(revision 775)
+++ ChangeLog	(working copy)
@@ -3,6 +3,8 @@
   Functionality added or changed:
 
   Bugs fixed:
+  * Empty selection for database and character set comboboxes in setup
+    were set to " " instead of an empty string. (Bug #30568)
 
 ----
 
Index: setup/MYODBCSetupDataSourceDialog.cpp
===================================================================
--- setup/MYODBCSetupDataSourceDialog.cpp	(revision 775)
+++ setup/MYODBCSetupDataSourceDialog.cpp	(working copy)
@@ -804,7 +804,7 @@
     SQLLEN      nCatalog;
     QString     stringConnectIn= buildConnectString();
 
-    stringlistDatabases += " ";
+    stringlistDatabases += "";
 
     if ( hDBC == SQL_NULL_HDBC )
     {
@@ -900,7 +900,7 @@
     SQLLEN      nCatalog;
     QString     stringConnectIn= buildConnectString();
 
-    stringlistDatabases += " ";
+    stringlistDatabases += "";
 
     if ( hDBC == SQL_NULL_HDBC )
     {