*** empty log message ***

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/Handle.cc b/lib/Handle.cc
index 47be433..f8db7c3 100644
--- a/lib/Handle.cc
+++ b/lib/Handle.cc
@@ -204,11 +204,10 @@ void Handle::SetZ(int az) throw (GeneralException) {
     if (z) {
 	throw GeneralException(_("Can't SetZ a Handle twice."));
     }
-    z = az;
     if (h < 0) {
 	throw GeneralException(_("Can't SetZ a virtual Handle."));
     }
-    if (z) {
+    if (az) {
 	char format[4];
 	int index = 0;
 	if (CanRead()) {
@@ -223,6 +222,7 @@ void Handle::SetZ(int az) throw (GeneralException) {
 	if (!(zfile = gzdopen(h, format))) {
 	    throw GeneralException(_("Was not able to gzdopen."));
 	}
+	z = az;
     }
 }