1 files changed, 3 insertions, 1 deletions

diff --git a/lib/sitecing_interface_cgi.cc b/lib/sitecing_interface_cgi.cc
index 59ae25a..1acb23c 100644
--- a/lib/sitecing_interface_cgi.cc
+++ b/lib/sitecing_interface_cgi.cc
@@ -21,7 +21,9 @@ namespace sitecing {
         flush_headers();
         if(is_buffering()) {
             streampos count = prebuffer.pubseekoff(0,ios_base::cur,ios_base::out);
-            cgigw->out().write(prebuffer.str().c_str(),count);
+            if(count>0) {
+                cgigw->out().write(prebuffer.str().c_str(),count);
+            }
             prebuffer.str("");
         }
         cgigw->out().flush();