diff --git a/src/misc.c b/src/misc.c
index 0c84fa4b..84d165c2 100644
--- a/src/misc.c
+++ b/src/misc.c
@@ -65,6 +65,12 @@
 int _libssh2_error_flags(LIBSSH2_SESSION* session, int errcode,
                          const char *errmsg, int errflags)
 {
+    if(session == NULL) {
+        if(errmsg != NULL)
+            fprintf(stderr, "Session is NULL, error: %s\n", errmsg);
+        return errcode;
+    }
+
     if(session->err_flags & LIBSSH2_ERR_FLAG_DUP)
         LIBSSH2_FREE(session, (char *)session->err_msg);