diff -uNr partimage-0.6.6.orig/src/client/interface_none.cpp partimage-0.6.6/src/client/interface_none.cpp
--- partimage-0.6.6.orig/src/client/interface_none.cpp	2006-04-22 16:24:14.000000000 +0200
+++ partimage-0.6.6/src/client/interface_none.cpp	2008-01-14 01:48:22.000000000 +0100
@@ -96,7 +96,8 @@
 void CInterfaceNone::msgBoxError(char *title, ...) {
   va_list al;						
   va_start(al,title);					
-  message_only("Error", title, "", al, 0);		
+  vfprintf(stderr,title,al);
+  fputc('\n',stderr);
   va_end(al);						
 }
 
diff -uNr partimage-0.6.6.orig/src/client/main.cpp partimage-0.6.6/src/client/main.cpp
--- partimage-0.6.6.orig/src/client/main.cpp	2008-01-14 01:44:21.000000000 +0100
+++ partimage-0.6.6/src/client/main.cpp	2008-01-14 01:47:46.000000000 +0100
@@ -139,6 +139,12 @@
     }*/
 }
 
+void ensure_interface_is_non_interactive()
+{
+  delete g_interface;
+  g_interface = new CInterfaceNone("");
+}
+
 // =======================================================
 int main(int argc, char *argv[])
 {
@@ -579,8 +585,9 @@
 		  goto beginMainWin;
 		}
 
-	      if (!options.bBatchMode)
-		g_interface -> Error(excep, szImageFile, szDevice);
+	      if (options.bBatchMode) ensure_interface_is_non_interactive();
+
+              g_interface -> Error(excep, szImageFile, szDevice);
 
 	      showDebug(1, "\nFINAL ERROR\n\n");
 	  
@@ -591,8 +598,11 @@
       else
 	{
 	  showDebug(1, "The file system of [%s] is [%s], and is not supported\n", szDevice, szFileSystem);
-	  if (!options.bBatchMode)
-	    g_interface->msgBoxError("The file system of [%s] is [%s], and is not supported", szDevice, szFileSystem);
+
+          if (options.bBatchMode) ensure_interface_is_non_interactive();
+
+          g_interface->msgBoxError("The file system of [%s] is [%s], and is not supported", szDevice, szFileSystem);
+
 	  nRes = -1;
 	}
 //#endif // DEVEL_SUPPORT
@@ -696,7 +706,7 @@
         {
           if (options.bBatchMode)
                fprintf(stderr,"\n\n");
-          g_interface -> StatusLine(i18n("commiting buffer cache to disk."));
+          if (!options.bBatchMode) g_interface -> StatusLine(i18n("commiting buffer cache to disk."));
 	  sync();
         }
       closeDebugFiles();