updated for version 7.0c10
diff --git a/src/if_xcmdsrv.c b/src/if_xcmdsrv.c
index d19f50d..ef6e257 100644
--- a/src/if_xcmdsrv.c
+++ b/src/if_xcmdsrv.c
@@ -1111,14 +1111,23 @@
int result, actualFormat;
long_u bytesAfter;
Atom actualType;
+ XErrorHandler old_handler;
*regPropp = NULL;
+ old_handler = XSetErrorHandler(x_error_check);
+ got_x_error = FALSE;
+
result = XGetWindowProperty(dpy, RootWindow(dpy, 0), registryProperty, 0L,
(long)MAX_PROP_WORDS, False,
XA_STRING, &actualType,
&actualFormat, numItemsp, &bytesAfter,
regPropp);
+ XSync(dpy, FALSE);
+ (void)XSetErrorHandler(old_handler);
+ if (got_x_error)
+ return FAIL;
+
if (actualType == None)
{
/* No prop yet. Logically equal to the empty list */